<?xml version="1.0"?>
<!DOCTYPE ProteinDatabase SYSTEM "http://pir.georgetown.edu/pirwww/xml/002/psdml.dtd">
<ProteinDatabase id="PIR-PSD" release="70.03" date="09-Nov-2001">
<Database>

                P R O T E I N  S E Q U E N C E  D A T A B A S E
                             of PIR-International

                        Release 70.03, November 09, 2001
                      262525 sequences, 89717977 residues

                       Protein Information Resource (PIR)*
                    National Biomedical Research Foundation
                          3900 Reservoir Road, N.W.,
                          Washington, DC  20007, USA

   Japan International Protein           Munich Information Center for
   Information Database (JIPID)             Protein Sequences (MIPS)
         Amakubo 1-16-1          GSF-Forschungszentrum f. Umwelt und Gesundheit
    Tsukuba 305-0005, Japan            am Max-Planck-Instut f. Biochemie
                                  Am Klopferspitz 18, D-82152 Martinsried, FRG

   This database may be redistributed without prior consent, provided that
   this notice be given to each user and that the words "Derived from" shall
   precede this notice if the database has been altered by the redistributor.

                       Copyright 2000, PIR-International.

                       *PIR is a registered mark of NBRF.
</Database>
<ProteinEntry id="CCHU">
<header>
  <uid>CCHU</uid>
  <accession>A31764</accession>
  <accession>A05676</accession>
  <accession>I55192</accession>
  <accession>A00001</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>30-Sep-1991</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>human</source>
  <common>man</common>
  <formal>Homo sapiens</formal>
</organism>
<reference>
<refinfo refid="A31764">
  <authors>
  <author>Evans, M.J.</author>
  <author>Scarpulla, R.C.</author>
  </authors>
  <citation>Proc. Natl. Acad. Sci. U.S.A.</citation>
  <volume>85</volume><year>1988</year><pages>9625-9629</pages>
  <title>The human somatic cytochrome c gene: two classes of processed pseudogenes demarcate a period of rapid molecular evolution.</title>
  <xrefs>
  <xref><db>MUID</db><uid>89071748</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="EVA">
  <accession>A31764</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>M22877</uid></xref>
  <xref><db>NID</db><uid>g181241</uid></xref>
  <xref><db>PIDN</db><uid>AAA35732.1</uid></xref>
  <xref><db>PID</db><uid>g181242</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A05676">
  <authors>
  <author>Matsubara, H.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>238</volume><year>1963</year><pages>2732-2753</pages>
  <title>Human heart cytochrome c. Chymotryptic peptides, tryptic peptides, and the complete amino acid sequence.</title>
</refinfo>
<accinfo label="MATS">
  <accession>A05676</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-28;29-46;47-100;101-105</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A00001">
  <authors>
  <author>Matsubara, H.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>237</volume><year>1962</year><pages>3575-3576</pages>
  <title>The amino acid sequence of human heart cytochrome c.</title>
</refinfo>
  <contents>annotation</contents>
  <note>66-Leu is found in 10% of the molecules in pooled protein</note>
</reference>
<reference>
<refinfo refid="I55192">
  <authors>
  <author>Tanaka, Y.</author>
  <author>Ashikari, T.</author>
  <author>Shibano, Y.</author>
  <author>Amachi, T.</author>
  <author>Yoshizumi, H.</author>
  <author>Matsubara, H.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>103</volume><year>1988</year><pages>954-961</pages>
  <title>Construction of a human cytochrome c gene and its functional expression in Saccharomyces cerevisiae.</title>
  <xrefs>
  <xref><db>MUID</db><uid>89008207</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="RES">
  <accession>I55192</accession>
  <status>translated from GB/EMBL/DDBJ</status>
  <mol-type>mRNA</mol-type>
  <seq-spec>78-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>D00265</uid></xref>
  <xref><db>NID</db><uid>g2897691</uid></xref>
  <xref><db>PIDN</db><uid>BAA00187.1</uid></xref>
  <xref><db>PID</db><uid>g219557</uid></xref>
  </xrefs>
</accinfo>
</reference>
<genetics>
  <introns>57/1</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>polymorphism</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c</description>
  <seq-spec>2-105</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly) (in mature form)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDVEKGKKIFIMKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGYSYTAANKNKGIIW
GEDTLMEYLENPKKYIPGTKMIFVGIKKKEERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCCZ">
<header>
  <uid>CCCZ</uid>
  <accession>A00002</accession>
  <created_date>17-Mar-1987</created_date>
  <seq-rev_date>17-Mar-1987</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>chimpanzee</source>
  <common>chimpanzee</common>
  <formal>Pan troglodytes</formal>
</organism>
<reference>
<refinfo refid="A94601">
  <authors>
  <author>Needleman, S.B.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>October</month><year>1968</year>
</refinfo>
<accinfo label="NEE">
  <accession>A00002</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A94455">
  <authors>
  <author>Needleman, S.B.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="other">unpublished results, 1966, cited by Margoliash, E., and Fitch, W.M., Ann. N.Y. Acad. Sci. 151, 359-381</citation>
  <year>1968</year>
</refinfo>
  <contents>annotation</contents>
  <contents>compositions of chymotryptic peptides</contents>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFIMKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGYSYTAANKNKGIIWG
EDTLMEYLENPKKYIPGTKMIFVGIKKKEERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCMQR">
<header>
  <uid>CCMQR</uid>
  <accession>A00003</accession>
  <created_date>17-Mar-1987</created_date>
  <seq-rev_date>17-Mar-1987</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>rhesus macaque</source>
  <common>rhesus macaque</common>
  <formal>Macaca mulatta</formal>
</organism>
<reference>
<refinfo refid="A00003">
  <authors>
  <author>Rothfus, J.A.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>240</volume><year>1965</year><pages>4277-4283</pages>
  <title>Amino acid sequence of rhesus monkey heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66045191</uid></xref>
  </xrefs>
</refinfo>
  <contents>compositions of chymotryptic peptides</contents>
  <contents>sequences of residues 55-61 and 68-70</contents>
<accinfo label="ROT">
  <accession>A00003</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFIMKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGYSYTAANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFVGIKKKEERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCMKP">
<header>
  <uid>CCMKP</uid>
  <accession>A00004</accession>
  <created_date>17-Dec-1982</created_date>
  <seq-rev_date>17-Dec-1982</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>spider monkey</source>
  <common>spider monkey</common>
  <formal>Ateles sp.</formal>
</organism>
<reference>
<refinfo refid="A00004">
  <authors>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="other">unpublished results, cited by Shelnutt, J.A., Rousseau, D.L., Dethmers, J.K., and Margoliash, E., Biochemistry 20, 6485-6497</citation>
  <year>1981</year>
</refinfo>
<accinfo label="MAR">
  <accession>A00004</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVFKGKRIFIMKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQASGFTYTEANKNKGIIWG
EDTLMEYLENPKKYIPGTKMIFVGIKKKEERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCMS">
<header>
  <uid>CCMS</uid>
  <accession>A23057</accession>
  <accession>A04604</accession>
  <accession>A00009</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>30-Sep-1991</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>mouse</source>
  <common>house mouse</common>
  <formal>Mus musculus</formal>
</organism>
<reference>
<refinfo refid="A23057">
  <authors>
  <author>Limbach, K.J.</author>
  <author>Wu, R.</author>
  </authors>
  <citation>Nucleic Acids Res.</citation>
  <volume>13</volume><year>1985</year><pages>617-630</pages>
  <title>Characterization of a mouse somatic cytochrome c gene and three cytochrome c pseudogenes.</title>
  <xrefs>
  <xref><db>MUID</db><uid>85215501</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LIM">
  <accession>A23057</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>EMBL</db><uid>X01756</uid></xref>
  <xref><db>NID</db><uid>g50618</uid></xref>
  <xref><db>PIDN</db><uid>CAA25899.1</uid></xref>
  <xref><db>PID</db><uid>g50619</uid></xref>
  </xrefs>
  <exp-source>strain BALB/c</exp-source>
</accinfo>
</reference>
<reference>
<refinfo refid="A04604">
  <authors>
  <author>Carlson, S.S.</author>
  <author>Mross, G.A.</author>
  <author>Wilson, A.C.</author>
  <author>Mead, R.T.</author>
  <author>Wolin, L.D.</author>
  <author>Bowers, S.F.</author>
  <author>Foley, N.T.</author>
  <author>Muijsers, A.O.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>16</volume><year>1977</year><pages>1437-1442</pages>
  <title>Primary structure of mouse, rat, and guinea pig cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77134768</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="CAR">
  <accession>A04604</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-105</seq-spec>
  <exp-source>strain BALB/c</exp-source>
</accinfo>
</reference>
<genetics>
  <introns>57/1</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c</description>
  <seq-spec>2-105</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly) (in mature form)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAAGFSYTDANKNKGITW
GEDTLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCRT">
<header>
  <uid>CCRT</uid>
  <accession>A04605</accession>
  <accession>C28160</accession>
  <accession>A00009</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>30-Sep-1991</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>rat</source>
  <common>Norway rat</common>
  <formal>Rattus norvegicus</formal>
</organism>
<reference>
<refinfo refid="A04605">
  <authors>
  <author>Scarpulla, R.C.</author>
  <author>Agne, K.M.</author>
  <author>Wu, R.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>256</volume><year>1981</year><pages>6480-6486</pages>
  <title>Isolation and structure of a rat cytochrome c gene.</title>
  <xrefs>
  <xref><db>MUID</db><uid>81215609</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="SCA">
  <accession>A04605</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>K00750</uid></xref>
  <xref><db>GB</db><uid>M28216</uid></xref>
  <xref><db>NID</db><uid>g550511</uid></xref>
  <xref><db>PIDN</db><uid>AAA21711.1</uid></xref>
  <xref><db>PID</db><uid>g203699</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A28160">
  <authors>
  <author>Virbasius, J.V.</author>
  <author>Scarpulla, R.C.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>263</volume><year>1988</year><pages>6791-6796</pages>
  <title>Structure and expression of rodent genes encoding the testis-specific cytochrome c. Differences in gene structure and evolution between somatic and testicular variants.</title>
  <xrefs>
  <xref><db>MUID</db><uid>88198250</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="VIR">
  <accession>C28160</accession>
  <mol-type>mRNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>M20622</uid></xref>
  <xref><db>NID</db><uid>g203722</uid></xref>
  <xref><db>PIDN</db><uid>AAA41014.1</uid></xref>
  <xref><db>PID</db><uid>g203723</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A04604">
  <authors>
  <author>Carlson, S.S.</author>
  <author>Mross, G.A.</author>
  <author>Wilson, A.C.</author>
  <author>Mead, R.T.</author>
  <author>Wolin, L.D.</author>
  <author>Bowers, S.F.</author>
  <author>Foley, N.T.</author>
  <author>Muijsers, A.O.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>16</volume><year>1977</year><pages>1437-1442</pages>
  <title>Primary structure of mouse, rat, and guinea pig cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77134768</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <note>peptide mapping, compositional analysis, and partial sequencing indicate that rat cytochrome c is identical with that of mouse</note>
</reference>
<genetics>
  <introns>57/1</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c</description>
  <seq-spec>2-105</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (in mature form) (probably acetylated)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAAGFSYTDANKNKGITW
GEDTLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCRB">
<header>
  <uid>CCRB</uid>
  <accession>A00009</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>13-Jul-1981</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>rabbit</source>
  <common>domestic rabbit</common>
  <formal>Oryctolagus cuniculus</formal>
</organism>
<reference>
<refinfo refid="A00009">
  <authors>
  <author>Needleman, S.B.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>241</volume><year>1966</year><pages>853-863</pages>
  <title>Rabbit heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66093127</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NEE">
  <accession>A00009</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAVGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKDERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCGW">
<header>
  <uid>CCGW</uid>
  <accession>A04608</accession>
  <accession>A00009</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>guanaco</source>
  <common>guanaco</common>
  <formal>Lama guanicoe</formal>
</organism>
<reference>
<refinfo refid="A04608">
  <authors>
  <author>Niece, R.L.</author>
  <author>Margoliash, E.</author>
  <author>Fitch, W.M.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>16</volume><year>1977</year><pages>68-72</pages>
  <title>Complete amino acid sequence of guanaco (Lama guanicoe) cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77087753</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NIE">
  <accession>A04608</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAVGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCCM">
<header>
  <uid>CCCM</uid>
  <accession>A04607</accession>
  <accession>A00009</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>Arabian camel</source>
  <common>Arabian camel</common>
  <formal>Camelus dromedarius</formal>
</organism>
<reference>
<refinfo refid="A04607">
  <authors>
  <author>Sokolovsky, M.</author>
  <author>Moldovan, M.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>11</volume><year>1972</year><pages>145-149</pages>
  <title>Primary structure of cytochrome c from the camel, Camelus dromedarius.</title>
  <xrefs>
  <xref><db>MUID</db><uid>72096652</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="SOK">
  <accession>A04607</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAVGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCWHC">
<header>
  <uid>CCWHC</uid>
  <accession>A04606</accession>
  <accession>A00009</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>California gray whale</source>
  <common>California gray whale</common>
  <formal>Eschrichtius robustus, Eschrichtius gibbosus</formal>
</organism>
<reference>
<refinfo refid="A04606">
  <authors>
  <author>Goldstone, A.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>241</volume><year>1966</year><pages>4480-4486</pages>
  <title>Amino acid sequence of whale heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>67041932</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="GOL">
  <accession>A04606</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAVGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCPG">
<header>
  <uid>CCPG</uid>
  <accession>A00007</accession>
  <created_date>17-Mar-1987</created_date>
  <seq-rev_date>17-Mar-1987</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>pig</source>
  <common>domestic pig</common>
  <formal>Sus scrofa domestica</formal>
</organism>
<reference>
<refinfo refid="A90743">
  <authors>
  <author>Stewart, J.W.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Can. J. Biochem.</citation>
  <volume>43</volume><year>1965</year><pages>1187-1206</pages>
  <title>The primary structure of the cytochrome c from various organs of the hog.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66072936</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="STE">
  <accession>A00007</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCBO">
<header>
  <uid>CCBO</uid>
  <accession>A92022</accession>
  <accession>A00007</accession>
  <created_date>31-Mar-1992</created_date>
  <seq-rev_date>31-Mar-1992</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>bovine</source>
  <common>cattle</common>
  <formal>Bos primigenius taurus</formal>
</organism>
<reference>
<refinfo refid="A92022">
  <authors>
  <author>Nakashima, T.</author>
  <author>Higa, H.</author>
  <author>Matsubara, H.</author>
  <author>Benson, A.</author>
  <author>Yasunobu, K.T.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>241</volume><year>1966</year><pages>1166-1177</pages>
  <title>The amino acid sequence of bovine heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66132521</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NAK">
  <accession>A92022</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A61297">
  <authors>
  <author>Tsunasawa, S.</author>
  <author>Narita, K.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>92</volume><year>1982</year><pages>607-613</pages>
  <title>Micro-identification of amino-terminal acetylamino acids in proteins.</title>
  <xrefs>
  <xref><db>MUID</db><uid>83056735</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>acetylation</contents>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCSH">
<header>
  <uid>CCSH</uid>
  <accession>A91454</accession>
  <accession>A00007</accession>
  <created_date>31-Mar-1992</created_date>
  <seq-rev_date>31-Mar-1992</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>sheep</source>
  <common>domestic sheep</common>
  <formal>Ovis orientalis aries, Ovis ammon aries</formal>
</organism>
<reference>
<refinfo refid="A91454">
  <authors>
  <author>Smith, E.L.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Fed. Proc.</citation>
  <volume>23</volume><year>1964</year><pages>1243-1247</pages>
  <title>Evolution of cytochrome c.</title>
</refinfo>
<accinfo label="SMI">
  <accession>A91454</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>amino acid compositions and mobilities of tryptic and chymotryptic peptides were determined</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCHOD">
<header>
  <uid>CCHOD</uid>
  <accession>A00006</accession>
  <created_date>17-Mar-1987</created_date>
  <seq-rev_date>17-Mar-1987</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>donkey</source>
  <common>donkey</common>
  <formal>Equus asinus</formal>
</organism>
<reference>
<refinfo refid="A92217">
  <authors>
  <author>Walasek, O.F.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>252</volume><year>1977</year><pages>830-834</pages>
  <title>Transmission of the cytochrome c structural gene in horse-donkey crosses.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77118552</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="WAL">
  <accession>A00006</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>compositions of chymotryptic peptides and the sequence of residues 47-48 were determined</note>
  <note>mules and hinnies are heterozygous, having equal amounts of horse and donkey cytochromes c</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWK
EETLMEYLENPKKYIPGTKMIFAGIKKKTEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCHOZ">
<header>
  <uid>CCHOZ</uid>
  <accession>A91330</accession>
  <accession>A00006</accession>
  <created_date>31-Mar-1992</created_date>
  <seq-rev_date>31-Mar-1992</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>common zebra</source>
  <common>common zebra, plains zebra</common>
  <formal>Equus burchelli, Equus quagga</formal>
</organism>
<reference>
<refinfo refid="A91330">
  <authors>
  <author>Guertler, L.</author>
  <author>Horstmann, H.J.</author>
  </authors>
  <citation>FEBS Lett.</citation>
  <volume>18</volume><year>1971</year><pages>106-108</pages>
  <title>Zur Primaerstruktur des Cytochromes c des Steppenzebras (Equus quagga boehmi).</title>
</refinfo>
<accinfo label="GUE">
  <accession>A91330</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>the amino acid composition and the sequence of residues 40-48 were determined</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWK
EETLMEYLENPKKYIPGTKMIFAGIKKKTEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCHO">
<header>
  <uid>CCHO</uid>
  <accession>A00005</accession>
  <accession>S59487</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>13-Jul-1981</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>horse</source>
  <common>domestic horse</common>
  <formal>Equus caballus</formal>
</organism>
<reference>
<refinfo refid="A93145">
  <authors>
  <author>Margoliash, E.</author>
  <author>Smith, E.L.</author>
  <author>Kreil, G.</author>
  <author>Tuppy, H.</author>
  </authors>
  <citation>Nature</citation>
  <volume>192</volume><year>1961</year><pages>1125-1127</pages>
  <title>The complete amino-acid sequence.</title>
</refinfo>
<accinfo label="MAR">
  <accession>A00005</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="S59487">
  <authors>
  <author>Theodorakis, J.L.</author>
  <author>Armes, L.G.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Biochim. Biophys. Acta</citation>
  <volume>1252</volume><year>1995</year><pages>114-125</pages>
  <title>beta-Thiopropionyl cytochromes c modified at lysyl residues: preparation and characterization of the monosubstituted horse cytochromes c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>96001358</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="THE">
  <accession>S59487</accession>
  <status>preliminary</status>
  <mol-type>protein</mol-type>
  <seq-spec>1-10;11-18;19-26;27-34;38-47;50-54;55-58;60-67;68-74;75-82;83-97;98-104</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A52805">
  <authors>
  <author>Luo, Y.</author>
  <author>Brayer, G.D.</author>
  </authors>
  <citation type="submission">submitted to the Brookhaven Protein Data Bank</citation>
  <month>August</month><year>1994</year>
  <xrefs>
  <xref><db>PDB</db><uid>1HRC</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>X-ray crystallography, 1.9 angstroms, residues 1-104</contents>
</reference>
<reference>
<refinfo refid="A92076">
  <authors>
  <author>Dickerson, R.E.</author>
  <author>Takano, T.</author>
  <author>Eisenberg, D.</author>
  <author>Kallai, O.B.</author>
  <author>Samson, L.</author>
  <author>Cooper, A.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>246</volume><year>1971</year><pages>1511-1533</pages>
  <title>Ferricytochrome c. I. General features of the horse and bonito proteins at 2.8 A resolution.</title>
  <xrefs>
  <xref><db>MUID</db><uid>71116428</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>X-ray crystallography, 2.8 angstroms</contents>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>experimental</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFTYTDANKNKGITWK
EETLMEYLENPKKYIPGTKMIFAGIKKKTEREDLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCHP">
<header>
  <uid>CCHP</uid>
  <accession>A00008</accession>
  <created_date>19-Feb-1984</created_date>
  <seq-rev_date>19-Feb-1984</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>hippopotamus</source>
  <common>hippopotamus</common>
  <formal>Hippopotamus amphibius</formal>
</organism>
<reference>
<refinfo refid="A00008">
  <authors>
  <author>Thompson, R.B.</author>
  <author>Borden, D.</author>
  <author>Tarr, G.E.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>253</volume><year>1978</year><pages>8957-8961</pages>
  <title>Heterogeneity of amino acid sequence in hippopotamus cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>79067782</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="THO">
  <accession>A00008</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>3-Ile was also found</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQSPGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKQATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCDG">
<header>
  <uid>CCDG</uid>
  <accession>A00010</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>13-Jul-1981</seq-rev_date>
  <txt-rev_date>31-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>dog</source>
  <common>dog</common>
  <formal>Canis lupus familiaris</formal>
</organism>
<reference>
<refinfo refid="A00010">
  <authors>
  <author>McDowall, M.A.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>240</volume><year>1965</year><pages>4635-4647</pages>
  <title>Amino acid sequence of dog heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66047448</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="MCD">
  <accession>A00010</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQK(C.A.Q.C.H.T.V.E)KGGKHKTGPNLHGLFGRKTGQAPGFSYTDA
NKNKGITWGEETLMEYLENPKKYIPGTKMIFAGIKKTGERADLIAYLKKATKE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCSLE">
<header>
  <uid>CCSLE</uid>
  <accession>A04615</accession>
  <accession>A00010</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>southern elephant seal</source>
  <common>southern elephant seal</common>
  <formal>Mirounga leonina</formal>
</organism>
<reference>
<refinfo refid="A04615">
  <authors>
  <author>Augusteyn, R.C.</author>
  <author>McDowall, M.A.</author>
  <author>Webb, E.C.</author>
  <author>Zerner, B.</author>
  </authors>
  <citation>Biochim. Biophys. Acta</citation>
  <volume>257</volume><year>1972</year><pages>264-272</pages>
  <title>Primary structure of cytochrome c from the elephant seal, Mirounga leonina.</title>
  <xrefs>
  <xref><db>MUID</db><uid>72170090</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="AUG">
  <accession>A04615</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>peptides were positioned by homology</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWG
EETLMEYLENPKKYIPGTKMIFAGIKKTGERADLIAYLKIATKE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCBTS">
<header>
  <uid>CCBTS</uid>
  <accession>A04614</accession>
  <accession>A00010</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>11-May-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>Schreibers's long-fingered bat</source>
  <common>Schreibers's long-fingered bat</common>
  <formal>Miniopterus schreibersi</formal>
</organism>
<reference>
<refinfo refid="A04614">
  <authors>
  <author>Strydom, D.J.</author>
  <author>van der Walt, S.J.</author>
  <author>Botes, D.P.</author>
  </authors>
  <citation>Comp. Biochem. Physiol. B</citation>
  <volume>43</volume><year>1972</year><pages>21-24</pages>
  <title>The amino acid sequence of bat (Miniopteris schreibersi) cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>73123526</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="STR">
  <accession>A04614</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFSYTDANKNKGITWG
EATLMEYLENPKKYIPGTKMIFAGIKKSAERADLIAYLKKATKE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCKGG">
<header>
  <uid>CCKGG</uid>
  <accession>A00011</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>eastern gray kangaroo</source>
  <common>eastern gray kangaroo</common>
  <formal>Macropus giganteus</formal>
</organism>
<reference>
<refinfo refid="A00011">
  <authors>
  <author>Nolan, C.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>241</volume><year>1966</year><pages>1049-1059</pages>
  <title>Primary structure of the cytochrome c from the great grey kangaroo, Macropus canguru.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66132505</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NOL">
  <accession>A00011</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLNGIFGRKTGQAPGFTYTDANKNKGIIWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKGERADLIAYLKKATNE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCMST">
<header>
  <uid>CCMST</uid>
  <accession>B28160</accession>
  <accession>A00012</accession>
  <accession>I48313</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>30-Sep-1991</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c, testis-specific [validated]</name>
  <alt-name>cytochrome c T</alt-name>
</protein>
<organism>
  <source>mouse</source>
  <common>house mouse</common>
  <formal>Mus musculus</formal>
</organism>
<reference>
<refinfo refid="A28160">
  <authors>
  <author>Virbasius, J.V.</author>
  <author>Scarpulla, R.C.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>263</volume><year>1988</year><pages>6791-6796</pages>
  <title>Structure and expression of rodent genes encoding the testis-specific cytochrome c. Differences in gene structure and evolution between somatic and testicular variants.</title>
  <xrefs>
  <xref><db>MUID</db><uid>88198250</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="VIR">
  <accession>B28160</accession>
  <mol-type>mRNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>M20625</uid></xref>
  <xref><db>NID</db><uid>g192875</uid></xref>
  <xref><db>PIDN</db><uid>AAA37501.1</uid></xref>
  <xref><db>PID</db><uid>g309203</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A00012">
  <authors>
  <author>Hennig, B.</author>
  </authors>
  <citation>Eur. J. Biochem.</citation>
  <volume>55</volume><year>1975</year><pages>167-183</pages>
  <title>Change of cytochrome c structure during development of the mouse.</title>
  <xrefs>
  <xref><db>MUID</db><uid>76022386</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="HEN">
  <accession>A00012</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-57,'IV',60-61,'ZZ',64-66,'Z',68-69,'ZB',72-105</seq-spec>
  <exp-source>strain BALB/c</exp-source>
</accinfo>
</reference>
<reference>
<refinfo refid="I48313">
  <authors>
  <author>Hake, L.E.</author>
  <author>Alcivar, A.A.</author>
  <author>Hecht, N.B.</author>
  </authors>
  <citation>Development</citation>
  <volume>110</volume><year>1990</year><pages>249-257</pages>
  <title>Changes in mRNA length accompany translational regulation of the somatic and testis-specific cytochrome c genes during spermatogenesis in the mouse.</title>
  <xrefs>
  <xref><db>MUID</db><uid>91184013</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="RES">
  <accession>I48313</accession>
  <status>translated from GB/EMBL/DDBJ</status>
  <mol-type>mRNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>EMBL</db><uid>X55771</uid></xref>
  <xref><db>NID</db><uid>g288155</uid></xref>
  <xref><db>PIDN</db><uid>CAA39293.1</uid></xref>
  <xref><db>PID</db><uid>g288156</uid></xref>
  </xrefs>
</accinfo>
</reference>
<comment>Mammalian testis contains two forms of cytochrome c, one identical with the form found in somatic tissues and another that is expressed in a stage-specific manner during spermatogenic differentiation.</comment>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
<keyword>sperm</keyword>
<keyword>testis</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c, testis-specific</description>
  <seq-spec>2-105</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (in mature form) (probably acetylated)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDAEAGKKIFVQKCAQCHTVEKGGKHKTGPNLWGLFGRKTGQAPGFSYTDANKNKGVIW
SEETLMEYLENPKKYIPGTKMIFAGIKKKSEREDLIKYLKQATSS
</sequence>
</ProteinEntry>
<ProteinEntry id="CCRTT">
<header>
  <uid>CCRTT</uid>
  <accession>A28160</accession>
  <created_date>30-Sep-1991</created_date>
  <seq-rev_date>30-Sep-1991</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c, testis-specific</name>
</protein>
<organism>
  <source>rat</source>
  <common>Norway rat</common>
  <formal>Rattus norvegicus</formal>
</organism>
<reference>
<refinfo refid="A28160">
  <authors>
  <author>Virbasius, J.V.</author>
  <author>Scarpulla, R.C.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>263</volume><year>1988</year><pages>6791-6796</pages>
  <title>Structure and expression of rodent genes encoding the testis-specific cytochrome c. Differences in gene structure and evolution between somatic and testicular variants.</title>
  <xrefs>
  <xref><db>MUID</db><uid>88198250</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="VIR">
  <accession>A28160</accession>
  <mol-type>DNA</mol-type>
  <mol-type>mRNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>M20627</uid></xref>
  <xref><db>GB</db><uid>M20628</uid></xref>
  <xref><db>NID</db><uid>g203727</uid></xref>
  <xref><db>PIDN</db><uid>AAA41015.1</uid></xref>
  <xref><db>PID</db><uid>g203729</uid></xref>
  <xref><db>GB</db><uid>M20623</uid></xref>
  <xref><db>NID</db><uid>g203730</uid></xref>
  <xref><db>PID</db><uid>g203731</uid></xref>
  </xrefs>
</accinfo>
</reference>
<comment>Mammalian testis contains two forms of cytochrome c, one identical to the form found in somatic tissues and another that is expressed in a stage-specific manner during spermatogenic differentiation.</comment>
<genetics>
  <introns>57/1</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
<keyword>sperm</keyword>
<keyword>testis</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c, testis-specific</description>
  <seq-spec>2-105</seq-spec>
  <status>predicted</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly) (in mature form)</description>
  <seq-spec>2</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDAEAGKKIFIQKCAQCHTVEKGGKHKTGPNLWGLFGRKTGQAPGFSYTDANKNKGVIW
TEETLMEYLENPKKYIPGTKMIFAGIKKKSEREDLIQYLKEATSS
</sequence>
</ProteinEntry>
<ProteinEntry id="CCPY">
<header>
  <uid>CCPY</uid>
  <accession>A00013</accession>
  <created_date>04-Dec-1986</created_date>
  <seq-rev_date>04-Dec-1986</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>pigeon</source>
  <common>domestic pigeon</common>
  <formal>Columba livia</formal>
</organism>
<reference>
<refinfo refid="A94490">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="other">unpublished results, cited by Wojciech, R., and Margoliash, E., in Handbook of Biochemistry, Sober, H.A., ed., pp.C158-C161, Chemical Rubber Co., Cleveland</citation>
  <year>1968</year>
</refinfo>
<accinfo label="CHA">
  <accession>A00013</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>compositions of tryptic peptides and sequences of residues 89-91, 92-99, and 100-104 were determined</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKAERADLIAYLKQATAK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCCH">
<header>
  <uid>CCCH</uid>
  <accession>A00014</accession>
  <accession>A04611</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>20-Aug-1994</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>chicken</source>
  <common>chicken</common>
  <formal>Gallus gallus</formal>
</organism>
<reference>
<refinfo refid="A00014">
  <authors>
  <author>Limbach, K.J.</author>
  <author>Wu, R.</author>
  </authors>
  <citation>Nucleic Acids Res.</citation>
  <volume>11</volume><year>1983</year><pages>8931-8950</pages>
  <title>Isolation and characterization of two alleles of the chicken cytochrome c gene.</title>
  <xrefs>
  <xref><db>MUID</db><uid>84169527</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LIM">
  <accession>A00014</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-105</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>K02303</uid></xref>
  <xref><db>NID</db><uid>g211708</uid></xref>
  <xref><db>PIDN</db><uid>AAA48741.1</uid></xref>
  <xref><db>PID</db><uid>g211709</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A04611">
  <authors>
  <author>Chan, S.K.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>241</volume><year>1966</year><pages>507-515</pages>
  <title>Amino acid sequence of chicken heart cytochrome.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66080352</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="CHA">
  <accession>A04611</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-105</seq-spec>
</accinfo>
</reference>
<genetics>
  <introns>57/1</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c</description>
  <seq-spec>2-105</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>5-99</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly) (in mature form)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>15,18</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>19,81</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>105</length>
  <type>complete</type>
</summary>
<sequence>
MGDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAEGFSYTDANKNKGITW
GEDTLMEYLENPKKYIPGTKMIFAGIKKKSERVDLIAYLKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCTK">
<header>
  <uid>CCTK</uid>
  <accession>A04612</accession>
  <accession>A00014</accession>
  <created_date>31-Dec-1990</created_date>
  <seq-rev_date>31-Dec-1990</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>turkey</source>
  <common>common turkey</common>
  <formal>Meleagris gallopavo</formal>
</organism>
<reference>
<refinfo refid="A04612">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>June</month><year>1966</year>
</refinfo>
<accinfo label="CHA">
  <accession>A04612</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKSERVDLIAYLKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCDK">
<header>
  <uid>CCDK</uid>
  <accession>A00015</accession>
  <created_date>04-Dec-1986</created_date>
  <seq-rev_date>04-Dec-1986</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>duck</source>
  <common>domestic duck</common>
  <formal>Anas platyrhynchos</formal>
</organism>
<reference>
<refinfo refid="A04612">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>June</month><year>1966</year>
</refinfo>
  <contents>compositions of tryptic peptides</contents>
  <contents>sequences of residues 1-5, 92-99, and 100-104</contents>
<accinfo label="CHA">
  <accession>A00015</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <exp-source>Pekin breed</exp-source>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIFVQKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKSERADLIAYLKDATAK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCOS">
<header>
  <uid>CCOS</uid>
  <accession>A00016</accession>
  <created_date>04-Dec-1986</created_date>
  <seq-rev_date>04-Dec-1986</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>ostrich</source>
  <common>ostrich</common>
  <formal>Struthio camelus</formal>
</organism>
<reference>
<refinfo refid="A00016">
  <authors>
  <author>Howard, N.L.</author>
  <author>Joubert, F.J.</author>
  <author>Strydom, D.J.</author>
  </authors>
  <citation>Comp. Biochem. Physiol. B</citation>
  <volume>48</volume><year>1974</year><pages>75-85</pages>
  <title>The amino acid sequence of ostrich (Struthio camelus) cytochrome C.</title>
  <xrefs>
  <xref><db>MUID</db><uid>74175476</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="HOW">
  <accession>A00016</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLDGLFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKSERADLIAYLKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCEU">
<header>
  <uid>CCEU</uid>
  <accession>A00017</accession>
  <created_date>04-Dec-1986</created_date>
  <seq-rev_date>04-Dec-1986</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>emu</source>
  <common>emu</common>
  <formal>Dromaius novaehollandiae</formal>
</organism>
<reference>
<refinfo refid="A00017">
  <authors>
  <author>Augusteyn, R.C.</author>
  </authors>
  <citation>Biochim. Biophys. Acta</citation>
  <volume>303</volume><year>1973</year><pages>1-7</pages>
  <title>Primary structure of cytochrome c from the emu, Dromaeus novaehollandiae.</title>
  <xrefs>
  <xref><db>MUID</db><uid>73171069</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="AUG">
  <accession>A00017</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLNGLFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKSERADLIAYLKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCPN">
<header>
  <uid>CCPN</uid>
  <accession>A00018</accession>
  <created_date>04-Dec-1986</created_date>
  <seq-rev_date>04-Dec-1986</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>king penguin</source>
  <common>king penguin</common>
  <formal>Aptenodytes patagonicus</formal>
</organism>
<reference>
<refinfo refid="A38040">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>July</month><year>1967</year>
</refinfo>
<accinfo label="CHA">
  <accession>A00018</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDIEKGKKIFVQKCSQCHTVEKGGKHKTGPNLHGIFGRKTGQAEGFSYTDANKNKGITWG
EDTLMEYLENPKKYIPGTKMIFAGIKKKSERADLIAYLKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCST">
<header>
  <uid>CCST</uid>
  <accession>A00019</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>30-Sep-1988</seq-rev_date>
  <txt-rev_date>31-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>snapping turtle</source>
  <common>snapping turtle</common>
  <formal>Chelydra serpentina</formal>
</organism>
<reference>
<refinfo refid="A00019">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>5</volume><year>1966</year><pages>2586-2597</pages>
  <title>Primary structure of the cytochrome c from the snapping turtle, Chelydra serpentina.</title>
  <xrefs>
  <xref><db>MUID</db><uid>67172948</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="CHA">
  <accession>A00019</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEK.GKKIF.VQKCAQCHTVEKGGKH.KTGPNLNGL.IGRKTGQAEGF.SYTEANKN.
KGITWG.EETLM.EY.LENPKKY.IPGTKM.IF.AGIKKKAERADL.IAY.LKDATSK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCFG">
<header>
  <uid>CCFG</uid>
  <accession>A00021</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>31-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>bullfrog</source>
  <common>bullfrog</common>
  <formal>Rana catesbeiana</formal>
</organism>
<reference>
<refinfo refid="A00021">
  <authors>
  <author>Chan, S.K.</author>
  <author>Walasek, O.F.</author>
  <author>Barlow, G.H.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>July</month><year>1967</year>
</refinfo>
<accinfo label="CHA">
  <accession>A00021</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<comment>The presence of Lys-104 is not certain.</comment>
<comment>We have arranged the amino acids in positions 88-92 by homology with the other cytochrome c sequences. This arrangement is contrary to the authors'.</comment>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>disulfide-bonds</feature-type>
  <seq-spec>20-102</seq-spec>
  <status>experimental</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEKGKKIF(V,Q.K.C.A.Q.C.H.T.C,E.K.G.G.K.H)KVGPNLYGLIGRKTGQA
AGFSYTDANKNKGITW(G.E,D,T.L.M.E.Y)LENPKKYIPGTKMIFAGI(K.K.K.G.
E.R.Q)DLIAY(L.K.S,A,C,S,K)
</sequence>
</ProteinEntry>
<ProteinEntry id="CCBN">
<header>
  <uid>CCBN</uid>
  <accession>A00022</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>10-Oct-1997</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>skipjack tuna</source>
  <common>skipjack tuna</common>
  <formal>Euthynnus pelamis, Katsuwonus pelamis</formal>
</organism>
<reference>
<refinfo refid="A00022">
  <authors>
  <author>Nakayama, T.</author>
  <author>Titani, K.</author>
  <author>Narita, K.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>70</volume><year>1971</year><pages>311-326</pages>
  <title>The amino acid sequence of cytochrome c from bonito (Katsuwonus pelamis, Linnaeus).</title>
  <xrefs>
  <xref><db>MUID</db><uid>72003272</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NAK">
  <accession>A00022</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-103</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A50107">
  <authors>
  <author>Tanaka, N.</author>
  <author>Yamane, T.</author>
  <author>Tsukihara, T.</author>
  <author>Ashida, T.</author>
  <author>Kakudo, M.</author>
  </authors>
  <citation type="submission">submitted to the Brookhaven Protein Data Bank</citation>
  <month>August</month><year>1976</year>
  <xrefs>
  <xref><db>PDB</db><uid>1CYC</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>X-ray crystallography, 2.3 angstroms, residues 1-103</contents>
</reference>
<reference>
<refinfo refid="A38036">
  <authors>
  <author>Tanaka, N.</author>
  <author>Yamane, T.</author>
  <author>Tsukihara, T.</author>
  <author>Ashida, T.</author>
  <author>Kakudo, M.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>77</volume><year>1975</year><pages>147-162</pages>
  <title>The crystal structure of bonito (katsuo) ferrocytochrome c at 2.3 A resolution. II. Structure and function.</title>
  <xrefs>
  <xref><db>MUID</db><uid>75170243</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>X-ray crystallography, reduced form, 2.3 angstroms</contents>
</reference>
<reference>
<refinfo refid="A38037">
  <authors>
  <author>Matsuura, Y.</author>
  <author>Hata, Y.</author>
  <author>Yamaguchi, T.</author>
  <author>Tanaka, N.</author>
  <author>Kakudo, M.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>85</volume><year>1979</year><pages>729-737</pages>
  <title>Structure of bonito heart ferricytochrome c and some remarks on molecular interaction in its crystalline state.</title>
  <xrefs>
  <xref><db>MUID</db><uid>79150869</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>X-ray crystallography, oxidized form, 2.8 angstroms</contents>
</reference>
<reference>
<refinfo refid="A38038">
  <authors>
  <author>Mandel, N.</author>
  <author>Mandel, G.</author>
  <author>Trus, B.L.</author>
  <author>Rosenburg, J.</author>
  <author>Carlson, G.</author>
  <author>Dickerson, R.E.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>252</volume><year>1977</year><pages>4619-4636</pages>
  <title>Tuna cytochrome c at 2.0 A resolution. III. Coordinate optimization and comparison of structures.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77207068</uid></xref>
  </xrefs>
</refinfo>
  <contents>annotation</contents>
  <contents>commercial Scombridae, X-ray crystallography, oxidized and reduced forms, 2.0 angstroms</contents>
  <note>this is the final paper in a series</note>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>experimental</status>
</feature>
<summary>
  <length>103</length>
  <type>complete</type>
</summary>
<sequence>
GDVAKGKKTFVQKCAQCHTVENGGKHKVGPNLWGLFGRKTGQAEGYSYTDANKSKGIVWN
ENTLMEYLENPKKYIPGTKMIFAGIKKKGERQDLVAYLKSATS
</sequence>
</ProteinEntry>
<ProteinEntry id="CCCA">
<header>
  <uid>CCCA</uid>
  <accession>A00023</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>31-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>common carp</source>
  <common>common carp</common>
  <formal>Cyprinus carpio</formal>
</organism>
<reference>
<refinfo refid="A00023">
  <authors>
  <author>Guertler, L.</author>
  <author>Horstmann, H.J.</author>
  </authors>
  <citation>Eur. J. Biochem.</citation>
  <volume>12</volume><year>1970</year><pages>48-57</pages>
  <title>Die Aminosaeure-sequenz vom Cytochrom c des Karpfens, Cyprinus carpio.</title>
  <xrefs>
  <xref><db>MUID</db><uid>70137310</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="GUE">
  <accession>A00023</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-103</seq-spec>
  <note>the sequence of iso-2-cytochrome c differs from that shown in having 4-Asp</note>
  <note>the protein was obtained from food carp that consisted of two cross-bred strains, the European carp and the Amur carp</note>
  <note>the isocytochromes may be the result of strain differences</note>
</accinfo>
</reference>
<comment>The sequence shown is iso-1-cytochrome c.</comment>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>103</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GDVEK.GKK.VFVQK.CAQCHTVZBGGK.HK.VGPNLWGLFGRK.TGQAPGFSYTBABK.
SK.GIVWBZZTLMEYLZBPK.KYIPGTK.MIFAGIK.KKGER.ADLIAYLK.SATS
</sequence>
</ProteinEntry>
<ProteinEntry id="CCDF">
<header>
  <uid>CCDF</uid>
  <accession>A00024</accession>
  <created_date>23-Oct-1981</created_date>
  <seq-rev_date>23-Oct-1981</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>Puget Sound dogfish</source>
  <common>Puget Sound dogfish</common>
  <formal>Squalus sucklii</formal>
</organism>
<reference>
<refinfo refid="A00024">
  <authors>
  <author>Goldstone, A.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>242</volume><year>1967</year><pages>4702-4710</pages>
  <title>Amino acid sequence of the cytochrome c from the dogfish, Squalus sucklii.</title>
  <xrefs>
  <xref><db>MUID</db><uid>68054790</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="GOL">
  <accession>A00024</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKVFVQKCAQCHTVENGGKHKTGPNLSGLFGRKTGQAQGFSYTDANKSKGITWQ
QETLRIYLENPKKYIPGTKMIFAGLKKKSERQDLIAYLKKTAAS
</sequence>
</ProteinEntry>
<ProteinEntry id="CCLM">
<header>
  <uid>CCLM</uid>
  <accession>A00025</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>13-Jul-1981</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>Pacific lamprey</source>
  <common>Pacific lamprey</common>
  <formal>Lampetra tridentata, Entosphenus tridentatus</formal>
</organism>
<reference>
<refinfo refid="A00025">
  <authors>
  <author>Nolan, C.</author>
  <author>Fitch, W.M.</author>
  <author>Uzzell, T.</author>
  <author>Weiss, L.J.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Biochemistry</citation>
  <volume>12</volume><year>1973</year><pages>4052-4060</pages>
  <title>Amino acid sequence of a cytochrome c from the common Pacific lamprey, Entosphenus tridentatus.</title>
  <xrefs>
  <xref><db>MUID</db><uid>74011773</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="NOL">
  <accession>A00025</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKVFVQKCSQCHTVEKAGKHKTGPNLSGLFGRKTGQAPGFSYTDANKSKGIVWN
QETLFVYLENPKKYIPGTKMIFAGIKKEGERKDLIAYLKKSTSE
</sequence>
</ProteinEntry>
<ProteinEntry id="CCRS">
<header>
  <uid>CCRS</uid>
  <accession>A94624</accession>
  <accession>A92021</accession>
  <accession>A00020</accession>
  <created_date>19-Feb-1984</created_date>
  <seq-rev_date>19-Feb-1984</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>eastern diamondback rattlesnake</source>
  <common>eastern diamondback rattlesnake</common>
  <formal>Crotalus adamanteus</formal>
</organism>
<reference>
<refinfo refid="A94624">
  <authors>
  <author>Ambler, R.</author>
  </authors>
  <citation type="submission">submitted to the Protein Sequence Database</citation>
  <month>January</month><year>1984</year>
</refinfo>
<accinfo label="AMB">
  <accession>A94624</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A92021">
  <authors>
  <author>Bahl, O.P.</author>
  <author>Smith, E.L.</author>
  </authors>
  <citation>J. Biol. Chem.</citation>
  <volume>240</volume><year>1965</year><pages>3585-3593</pages>
  <title>Amino acid sequence of rattlesnake heart cytochrome c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>66019642</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="BAH">
  <accession>A92021</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-85,'SK',88-92,'N',94-100,'K',102-103,'A'</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFSMKCGTCHTVEEGGKHKTGPNLHGLFGRKTGQAVGYSYTAANKNKGIIWG
DDTLMEYLENPKKYIPGTKMVFTGLKSKKERTDLIAYLKEATAK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCRSW">
<header>
  <uid>CCRSW</uid>
  <accession>S14358</accession>
  <created_date>31-Mar-1992</created_date>
  <seq-rev_date>31-Mar-1992</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>western rattlesnake</source>
  <common>western rattlesnake</common>
  <formal>Crotalus viridis</formal>
</organism>
<reference>
<refinfo refid="S14358">
  <authors>
  <author>Ambler, R.P.</author>
  <author>Daniel, M.</author>
  </authors>
  <citation>Biochem. J.</citation>
  <volume>274</volume><year>1991</year><pages>825-831</pages>
  <title>Rattlesnake cytochrome c. A re-appraisal of the reported amino acid sequence.</title>
  <xrefs>
  <xref><db>MUID</db><uid>91190099</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="AMB">
  <accession>S14358</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Gly)</description>
  <seq-spec>1</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFSMKCGTCHTVEEGGKHKTGPNLHGLFGRKTGQAVGYSYTAANKNKGIIWG
DDTLMEYLENPKKYIPGTKMVFTGLKSKKERTDLIAYLKEATAK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCSF">
<header>
  <uid>CCSF</uid>
  <accession>A00026</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>31-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>starfish (Asterias rubens)</source>
  <common>common European starfish</common>
  <formal>Asterias rubens</formal>
</organism>
<reference>
<refinfo refid="A00026">
  <authors>
  <author>Lyddiatt, A.</author>
  <author>Boulter, D.</author>
  </authors>
  <citation>FEBS Lett.</citation>
  <volume>67</volume><year>1976</year><pages>331-334</pages>
  <title>The amino acid sequence of cytochrome c from Asterias rubens L. (common starfish).</title>
  <xrefs>
  <xref><db>MUID</db><uid>77003681</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LYD">
  <accession>A00026</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-103</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>103</length>
  <type>complete</type>
  <status>tentative</status>
</summary>
<sequence>
GQVEKGKKIFVQRCAQCHTVEKAGKHK.TGPNLNGILGRKTGQAAGFSYTDANRNKGITW
K.NETLFEYLENPKKYIPGTKMVFAGLK.KQKERQDLIAYLEAATK
</sequence>
</ProteinEntry>
<ProteinEntry id="T32611">
<header>
  <uid>T32611</uid>
  <accession>T32611</accession>
  <accession>S13048</accession>
  <created_date>03-Mar-2000</created_date>
  <seq-rev_date>03-Mar-2000</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
  <alt-name>protein E04A4.7</alt-name>
</protein>
<organism>
  <source>Caenorhabditis elegans</source>
  <formal>Caenorhabditis elegans</formal>
</organism>
<reference>
<refinfo refid="Z21199">
  <authors>
  <author>Sammons, L.</author>
  <author>Wohldmann, P.</author>
  <author>Biewald, T.</author>
  </authors>
  <citation type="submission">submitted to the EMBL Data Library</citation>
  <month>December</month><year>1997</year>
  <description>The sequence of C. elegans cosmid E04A4.</description>
</refinfo>
<accinfo label="SAM">
  <accession>T32611</accession>
  <status>translated from GB/EMBL/DDBJ</status>
  <mol-type>DNA</mol-type>
  <seq-spec>1-111</seq-spec>
  <xrefs>
  <xref><db>EMBL</db><uid>AF038611</uid></xref>
  <xref><db>PIDN</db><uid>AAB92035.1</uid></xref>
  <xref><db>GSPDB</db><uid>GN00022</uid></xref>
  <xref><db>CESP</db><uid>E04A4.7</uid></xref>
  </xrefs>
  <exp-source>strain Bristol N2; clone E04A4</exp-source>
</accinfo>
</reference>
<reference>
<refinfo refid="S13048">
  <authors>
  <author>Vanfleteren, J.R.</author>
  <author>Evers, E.A.I.M.</author>
  <author>van de Werken, G.</author>
  <author>van Beeumen, J.J.</author>
  </authors>
  <citation>Biochem. J.</citation>
  <volume>271</volume><year>1990</year><pages>613-620</pages>
  <title>The primary structure of cytochrome c from the nematode Caenorhabditis elegans.</title>
  <xrefs>
  <xref><db>MUID</db><uid>91058490</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="VAN">
  <accession>S13048</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-65,'K',67-111</seq-spec>
</accinfo>
</reference>
<genetics>
  <gene><db>CESP</db><uid>E04A4.7</uid></gene>
  <map-position>4</map-position>
  <introns>60/3</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>acetylated amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>10-103</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>acetylated amino end (Ser) (in mature form)</description>
  <seq-spec>2</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>20,23</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>24,85</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>111</length>
  <type>complete</type>
</summary>
<sequence>
MSDIPAGDYEKGKKVYKQRCLQCHVVDSTATKTGPTLHGVIGRTSGTVSGFDYSAANKNK
GVVWTRETLFEYLLNPKKYIPGTKMVFAGLKKADERADLIKYIEVESAKSL
</sequence>
</ProteinEntry>
<ProteinEntry id="T27492">
<header>
  <uid>T27492</uid>
  <accession>T27492</accession>
  <created_date>03-Nov-2000</created_date>
  <seq-rev_date>03-Nov-2000</seq-rev_date>
  <txt-rev_date>03-Nov-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c ZC116.2</name>
</protein>
<organism>
  <source>Caenorhabditis elegans</source>
  <formal>Caenorhabditis elegans</formal>
</organism>
<reference>
<refinfo refid="Z20376">
  <authors>
  <author>Smye, R.</author>
  </authors>
  <citation type="submission">submitted to the EMBL Data Library</citation>
  <month>June</month><year>1996</year>
</refinfo>
<accinfo label="WIL">
  <accession>T27492</accession>
  <status>translated from GB/EMBL/DDBJ</status>
  <mol-type>DNA</mol-type>
  <seq-spec>1-123</seq-spec>
  <xrefs>
  <xref><db>EMBL</db><uid>Z74046</uid></xref>
  <xref><db>PIDN</db><uid>CAA98555.1</uid></xref>
  <xref><db>GSPDB</db><uid>GN00023</uid></xref>
  <xref><db>CESP</db><uid>ZC116.2</uid></xref>
  </xrefs>
  <exp-source>clone ZC116</exp-source>
</accinfo>
</reference>
<genetics>
  <gene><db>CESP</db><uid>ZC116.2</uid></gene>
  <map-position>5</map-position>
  <introns>24/3; 94/3</introns>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>20-113</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>30,33</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>34,95</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>123</length>
  <type>complete</type>
</summary>
<sequence>
MGKKKSDTASGGAIPEGDNEKGKKIFKQRCEQCHVVNSLQTKTGPTLNGVIGRQSGQVAG
FDYSAANKNKGVVWDRQTLFDYLADPKKYIPGTKMVFAGLKKADERADLIKFIEVEAAKK
PSA
</sequence>
</ProteinEntry>
<ProteinEntry id="CCWB">
<header>
  <uid>CCWB</uid>
  <accession>A00027</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>01-Feb-1985</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>earthworm (Eisenia foetida)</source>
  <common>common brandling worm, common dung-worm</common>
  <formal>Eisenia foetida</formal>
</organism>
<reference>
<refinfo refid="A00027">
  <authors>
  <author>Lyddiatt, A.</author>
  <author>Boulter, D.</author>
  </authors>
  <citation>FEBS Lett.</citation>
  <volume>62</volume><year>1976</year><pages>85-88</pages>
  <title>The amino acid sequence of cytochrome c from Eisenia foetida (Savigny) (common brandling worm).</title>
  <xrefs>
  <xref><db>MUID</db><uid>76118291</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LYD">
  <accession>A00027</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-108</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>9-103</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>19,22</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>23,85</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>108</length>
  <type>complete</type>
</summary>
<sequence>
GGIPAGDVEKGKTIFKQRCAQCHTVDKGGPHKTGPNLHGIFGRATGQAAGFAYTDANKSK
GITWTKDTLYEYLENPKKYIPGTKMVFAGLKNEKQRANLIAYLEQETK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCMM">
<header>
  <uid>CCMM</uid>
  <accession>A00028</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>11-May-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>monsoon river-prawn</source>
  <common>monsoon river-prawn</common>
  <formal>Macrobrachium malcolmsonii</formal>
</organism>
<reference>
<refinfo refid="A00028">
  <authors>
  <author>Lyddiatt, A.</author>
  <author>Boulter, D.</author>
  </authors>
  <citation>Comp. Biochem. Physiol. B</citation>
  <volume>55</volume><year>1976</year><pages>337-342</pages>
  <title>A comparison of cytochrome C from Macrobrachium malcomsonii with other invertebrate cytochromes C.</title>
  <xrefs>
  <xref><db>MUID</db><uid>77024998</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LYD">
  <accession>A00028</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>blocked amino end</keyword>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>modified-site</feature-type>
  <description>blocked amino end (Gly) (probably acetylated)</description>
  <seq-spec>1</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GDVEKGKKIFVQRCAQCHSAQANLKHKTGPNLNGLFGRQTGQASGYVYTDANKAKGITWQ
ADTLDVYLENPKKYIPGTKMVFAGLKKANERADLIAYLKQATNL
</sequence>
</ProteinEntry>
<ProteinEntry id="CCHA">
<header>
  <uid>CCHA</uid>
  <accession>A00029</accession>
  <created_date>24-Apr-1984</created_date>
  <seq-rev_date>24-Apr-1984</seq-rev_date>
  <txt-rev_date>28-Jul-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c [validated]</name>
</protein>
<organism>
  <source>brown garden snail</source>
  <common>brown garden snail</common>
  <formal>Helix aspersa</formal>
</organism>
<reference>
<refinfo refid="A00029">
  <authors>
  <author>Brown, R.H.</author>
  <author>Richardson, M.</author>
  <author>Boulter, D.</author>
  <author>Ramshaw, J.A.M.</author>
  <author>Jefferies, R.P.S.</author>
  </authors>
  <citation>Biochem. J.</citation>
  <volume>128</volume><year>1972</year><pages>971-974</pages>
  <title>The amino acid sequence of cytochrome c from Helix aspersa Mueller (garden snail).</title>
  <xrefs>
  <xref><db>MUID</db><uid>73054484</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="BRO">
  <accession>A00029</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-104</seq-spec>
  <note>the amidation states of residues 16, 21, 52, 70, and 90 were assigned by homology with other cytochromes c</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>4-98</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>14,17</seq-spec>
  <status>experimental</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>18,80</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>104</length>
  <type>complete</type>
</summary>
<sequence>
GZAZKGKKIFTQKCLQCHTVEAGGKHKTGPNLSGLFGRKQGQAPGFAYTDANKGKGITWK
NQTLFEYLENPKKYIPGTKMVFAGLKBZTERVHLIAYLZZATKK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCFFCM">
<header>
  <uid>CCFFCM</uid>
  <accession>A00030</accession>
  <created_date>13-Jul-1981</created_date>
  <seq-rev_date>30-Jun-1991</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>Mediterranean fruit fly</source>
  <common>Mediterranean fruit fly</common>
  <formal>Ceratitis capitata</formal>
</organism>
<reference>
<refinfo refid="A00030">
  <authors>
  <author>Fernandez-Sousa, J.M.</author>
  <author>Gavilanes, J.G.</author>
  <author>Municio, A.M.</author>
  <author>Paredes, J.A.</author>
  <author>Perez-Aranda, A.</author>
  <author>Rodriguez, R.</author>
  </authors>
  <citation>Biochim. Biophys. Acta</citation>
  <volume>393</volume><year>1975</year><pages>358-367</pages>
  <title>Primary structure of cytochrome c from the insect Ceratitis capitata.</title>
  <xrefs>
  <xref><db>MUID</db><uid>75205681</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="FER">
  <accession>A00030</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-107</seq-spec>
  <note>some peptides were positioned by homology</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>8-102</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>18,21</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>22,84</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>107</length>
  <type>complete</type>
</summary>
<sequence>
GVPAGDVEKGKKLFVQRCAQCHTVEAGGKHKVGPNLHGLIGRKTGQAAGFAYTDANKAKG
ITWNEDTLFEYLENPKKYIPGTKMIFAGLKKPNERGDLIAYLKSATK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCFFDM">
<header>
  <uid>CCFFDM</uid>
  <accession>A22945</accession>
  <accession>A23058</accession>
  <accession>A25506</accession>
  <accession>A38039</accession>
  <accession>A00030</accession>
  <created_date>30-Jun-1991</created_date>
  <seq-rev_date>20-Aug-1994</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c DC4</name>
</protein>
<organism>
  <source>fruit fly (Drosophila melanogaster)</source>
  <formal>Drosophila melanogaster</formal>
</organism>
<reference>
<refinfo refid="A94704">
  <authors>
  <author>Swanson, M.S.</author>
  <author>Zieminn, S.M.</author>
  <author>Miller, D.D.</author>
  <author>Garber, E.A.E.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation>Proc. Natl. Acad. Sci. U.S.A.</citation>
  <volume>82</volume><year>1985</year><pages>1964-1968</pages>
  <title>Developmental expression of nuclear genes that encode mitochondrial proteins: insect cytochromes c.</title>
  <xrefs>
  <xref><db>MUID</db><uid>85166253</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="SWA">
  <accession>A22945</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-108</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>M11381</uid></xref>
  <xref><db>NID</db><uid>g157160</uid></xref>
  <xref><db>PIDN</db><uid>AAA28437.1</uid></xref>
  <xref><db>PID</db><uid>g157161</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A93584">
  <authors>
  <author>Limbach, K.J.</author>
  <author>Wu, R.</author>
  </authors>
  <citation>Nucleic Acids Res.</citation>
  <volume>13</volume><year>1985</year><pages>631-644</pages>
  <title>Characterization of two Drosophila melanogaster cytochrome c genes and their transcripts.</title>
  <xrefs>
  <xref><db>MUID</db><uid>85215502</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="LIM">
  <accession>A23058</accession>
  <mol-type>DNA</mol-type>
  <seq-spec>1-108</seq-spec>
  <xrefs>
  <xref><db>GB</db><uid>X01760</uid></xref>
  <xref><db>NID</db><uid>g7782</uid></xref>
  <xref><db>PIDN</db><uid>CAA25900.1</uid></xref>
  <xref><db>PID</db><uid>g7783</uid></xref>
  </xrefs>
</accinfo>
</reference>
<reference>
<refinfo refid="A91907">
  <authors>
  <author>Inoue, S.</author>
  <author>Inoue, H.</author>
  <author>Hiroyoshi, T.</author>
  <author>Matsubara, H.</author>
  <author>Yamanaka, T.</author>
  </authors>
  <citation>J. Biochem.</citation>
  <volume>100</volume><year>1986</year><pages>955-965</pages>
  <title>Developmental variation and amino acid sequences of cytochromes c of the fruit fly Drosophila melanogaster and the flesh fly Boettcherisca peregrina.</title>
  <xrefs>
  <xref><db>MUID</db><uid>87137362</uid></xref>
  </xrefs>
</refinfo>
<accinfo label="INO">
  <accession>A25506</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-108</seq-spec>
</accinfo>
</reference>
<reference>
<refinfo refid="A38039">
  <authors>
  <author>Nolan, C.</author>
  <author>Weiss, L.J.</author>
  <author>Adams, J.J.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="other">unpublished results, cited by Wojciech, R., and Margoliash, E., in Handbook of Biochemistry, Sober, H.A., ed., pp.C160-C161, Chemical Rubber Co., Cleveland</citation>
  <year>1968</year>
</refinfo>
<accinfo label="NOL">
  <accession>A38039</accession>
  <mol-type>protein</mol-type>
  <seq-spec>2-54,'N',56-64,'QD',67-108</seq-spec>
  <note>some peptides were positioned by homology</note>
</accinfo>
</reference>
<comment>This protein is expressed at varying, but relatively high levels throughout development.</comment>
<genetics>
  <gene><uid>DC4</uid></gene>
  <xrefs>
  <xref><db>FlyBase</db><uid>FBgn0000409</uid></xref>
  </xrefs>
  <map-position>2 36A 10-11</map-position>
</genetics>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="MAT">
  <feature-type>product</feature-type>
  <description>cytochrome c DC4</description>
  <seq-spec>2-108</seq-spec>
  <status>experimental</status>
</feature>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>9-103</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>19,22</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>23,85</seq-spec>
  <status>predicted</status>
</feature>
<summary>
  <length>108</length>
  <type>complete</type>
</summary>
<sequence>
MGVPAGDVEKGKKLFVQRCAQCHTVEAGGKHKVGPNLHGLIGRKTGQAAGFAYTDANKAK
GITWNEDTLFEYLENPKKYIPGTKMIFAGLKKPNERGDLIAYLKSATK
</sequence>
</ProteinEntry>
<ProteinEntry id="CCFHHF">
<header>
  <uid>CCFHHF</uid>
  <accession>A38040</accession>
  <accession>A00030</accession>
  <created_date>30-Jun-1991</created_date>
  <seq-rev_date>30-Jun-1991</seq-rev_date>
  <txt-rev_date>03-Mar-2000</txt-rev_date>
</header>
<protein>
  <name>cytochrome c</name>
</protein>
<organism>
  <source>horn fly</source>
  <common>horn fly</common>
  <formal>Haematobia irritans</formal>
</organism>
<reference>
<refinfo refid="A38040">
  <authors>
  <author>Chan, S.K.</author>
  <author>Tulloss, I.</author>
  <author>Margoliash, E.</author>
  </authors>
  <citation type="submission">submitted to the Atlas</citation>
  <month>July</month><year>1967</year>
</refinfo>
<accinfo label="CHA">
  <accession>A38040</accession>
  <mol-type>protein</mol-type>
  <seq-spec>1-107</seq-spec>
  <note>some peptides were positioned by homology</note>
</accinfo>
</reference>
<classification>
  <superfamily>cytochrome c</superfamily>
  <superfamily>cytochrome c homology</superfamily>
</classification>
<keywords>
<keyword>chromoprotein</keyword>
<keyword>electron transfer</keyword>
<keyword>heme</keyword>
<keyword>iron</keyword>
<keyword>metalloprotein</keyword>
<keyword>mitochondrion</keyword>
<keyword>oxidative phosphorylation</keyword>
<keyword>respiratory chain</keyword>
</keywords>
<feature label="CYC">
  <feature-type>domain</feature-type>
  <description>cytochrome c homology</description>
  <seq-spec>8-102</seq-spec>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme (Cys) (covalent)</description>
  <seq-spec>18,21</seq-spec>
  <status>predicted</status>
</feature>
<feature>
  <feature-type>binding-site</feature-type>
  <description>heme iron (His, Met) (axial ligands)</description>
  <seq-spec>22,84</seq-spec>
  <status>predicted</status>
</feature>
<summary>
