Identification
BMDB Protein ID BMDBP00023
Secondary Accession Numbers None
Name Cytochrome c1, heme protein, mitochondrial
Synonyms Not Available
Gene Name CYC1
Protein Type Enzyme
Biological Properties
General Function Energy production and conversion
Specific Function Component of the ubiquinol-cytochrome c oxidoreductase, a multisubunit transmembrane complex that is part of the mitochondrial electron transport chain which drives oxidative phosphorylation. The respiratory chain contains 3 multisubunit complexes succinate dehydrogenase (complex II, CII), ubiquinol-cytochrome c oxidoreductase (cytochrome b-c1 complex, complex III, CIII) and cytochrome c oxidase (complex IV, CIV), that cooperate to transfer electrons derived from NADH and succinate to molecular oxygen, creating an electrochemical gradient over the inner membrane that drives transmembrane transport and the ATP synthase. The cytochrome b-c1 complex catalyzes electron transfer from ubiquinol to cytochrome c, linking this redox reaction to translocation of protons across the mitochondrial inner membrane, with protons being carried across the membrane as hydrogens on the quinol. In the process called Q cycle, 2 protons are consumed from the matrix, 4 protons are released into the intermembrane space and 2 electrons are passed to cytochrome c. Cytochrome c1 is a catalytic core subunit containing a c-type heme. It transfers electrons from the [2Fe-2S] iron-sulfur cluster of the Rieske protein to cytochrome c.
Pathways Not Available
Reactions Not Available
GO Classification Not Available
Cellular Location Not Available
Gene Properties
Chromosome Location 14
Locus Not Available
SNPs CYC1
Gene Sequence
>978 bp
ATGGCGGCGGCGGCGGCTACGCTTCGCGGGGCGATGGTGGGCCCGCGGGGCGCGGGGCTG
CCGGGAGCGCGGGCCCGAGGTCTGCTGTGTGGCGCGCGGCCCGGGCAGCTCCCACTACGG
ACACCCCAGGCAGTGTCGTTGTCGTCGAAGTCTGGCCTGTCCCGGGGCCGGAAAGTGATT
CTGTCAGCGCTGGGCATGCTGGCGGCAGGGGGTGCAGGGCTGGCAGTGGCTCTGCATTCT
GCCGTGAGTGCTAGTGACCTGGAGCTGCACCCCCCCAGCTATCCGTGGTCCCACCGTGGC
CTCCTCTCCTCCCTGGACCACACCAGCATCCGGAGGGGTTTCCAGGTGTACAAGCAGGTG
TGCTCCTCCTGCCACAGCATGGACTATGTGGCCTACCGCCACCTGGTGGGCGTGTGCTAC
ACAGAGGATGAAGCCAAGGCGCTGGCTGAGGAGGTGGAGGTTCAGGACGGCCCCAATGAA
GATGGGGAGATGTTCATGCGCCCAGGGAAGCTGTCTGACTACTTCCCCAAACCATACCCC
AACCCCGAGGCTGCACGTGCAGCCAACAACGGAGCACTGCCCCCTGACCTCAGCTACATC
GTGCGAGCTAGGCACGGTGGTGAGGACTACGTCTTTTCCTTGCTCACCGGCTACTGTGAG
CCGCCCACTGGGGTGTCGCTGCGAGAAGGCCTCTACTTCAACCCTTATTTTCCTGGCCAG
GCCATTGGCATGGCCCCTCCAATCTACAATGAGGTCTTGGAGTTTGATGATGGCACCCCA
GCTACCATGTCCCAGGTAGCCAAGGATGTGTGTACCTTCCTGCGCTGGGCAGCTGAACCA
GAACACGACCATCGCAAACGCATGGGGCTTAAGATGCTGCTGATGATGGGCTTGCTTCTG
CCCCTGGTCTACGCCATGAAGCGGCATAAGTGGTCAGTCCTCAAGAGCCGAAAGCTGGCC
TATCGGCCACCCAAGTGA
Protein Properties
Number of Residues 325
Molecular Weight 35297.0
Theoretical pI 9.23
Pfam Domain Function Not Available
Signals
  • None
Transmembrane Regions
  • 282-315
Protein Sequence
>Cytochrome c1, heme protein, mitochondrial
MAAAAATLRGAMVGPRGAGLPGARARGLLCGARPGQLPLRTPQAVSLSSKSGLSRGRKVI
LSALGMLAAGGAGLAVALHSAVSASDLELHPPSYPWSHRGLLSSLDHTSIRRGFQVYKQV
CSSCHSMDYVAYRHLVGVCYTEDEAKALAEEVEVQDGPNEDGEMFMRPGKLSDYFPKPYP
NPEAARAANNGALPPDLSYIVRARHGGEDYVFSLLTGYCEPPTGVSLREGLYFNPYFPGQ
AIGMAPPIYNEVLEFDDGTPATMSQVAKDVCTFLRWAAEPEHDHRKRMGLKMLLMMGLLL
PLVYAMKRHKWSVLKSRKLAYRPPK
GenBank ID Protein AAI09918.1
UniProtKB/Swiss-Prot ID P00125
UniProtKB/Swiss-Prot Entry Name CY1_BOVIN
PDB IDs
GenBank Gene ID BC109917
GeneCard ID CYC1
GenAtlas ID Not Available
HGNC ID Not Available
References
General References Not Available