Cytochrome c oxidase subunit 1
Details
- Name
- Cytochrome c oxidase subunit 1
- Synonyms
- 1.9.3.1
- Cytochrome aa3 subunit 1
- Cytochrome c oxidase polypeptide I
- Gene Name
- ctaD
- Organism
- Rhodobacter sphaeroides
- Amino acid sequence
>lcl|BSEQ0017313|Cytochrome c oxidase subunit 1 MADAAIHGHEHDRRGFFTRWFMSTNHKDIGVLYLFTGGLVGLISVAFTVYMRMELMAPGV QFMCAEHLESGLVKGFFQSLWPSAVENCTPNGHLWNVMITGHGILMMFFVVIPALFGGFG NYFMPLHIGAPDMAFPRMNNLSYWLYVAGTSLAVASLFAPGGNGQLGSGIGWVLYPPLST SESGYSTDLAIFAVHLSGASSILGAINMITTFLNMRAPGMTMHKVPLFAWSIFVTAWLIL LALPVLAGAITMLLTDRNFGTTFFQPSGGGDPVLYQHILWFFGHPEVYIIVLPAFGIVSH VIATFAKKPIFGYLPMVYAMVAIGVLGFVVWAHHMYTAGLSLTQQSYFMMATMVIAVPTG IKIFSWIATMWGGSIELKTPMLWALGFLFLFTVGGVTGIVLSQASVDRYYHDTYYVVAHF HYVMSLGAVFGIFAGIYFWIGKMSGRQYPEWAGKLHFWMMFVGANLTFFPQHFLGRQGMP RRYIDYPEAFATWNFVSSLGAFLSFASFLFFLGVIFYTLTRGARVTANNYWNEHADTLEW TLTSPPPEHTFEQLPKREDWERAPAH
- Number of residues
- 566
- Molecular Weight
- 63146.395
- Theoretical pI
- 7.46
- GO Classification
- Functionscopper ion binding / cytochrome-c oxidase activity / heme binding / iron ion bindingProcessesaerobic respiration / electron transport chain / oxidative phosphorylationComponentsintegral component of membrane / plasma membrane / respiratory chain
- General Function
- Iron ion binding
- Specific Function
- Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits 1-3 form the functional core of the enzyme complex. Co I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit 2 and heme a of subunit 1 to the bimetallic center formed by heme a3 and copper B. This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer.
- Pfam Domain Function
- COX1 (PF00115)
- Transmembrane Regions
- 29-49 97-117 141-161 189-209 227-247 278-298 310-330 348-368 381-401 420-440 455-475 499-519
- Cellular Location
- Cell membrane
- Gene sequence
>lcl|BSEQ0007747|1701 bp ATGGCCGACGCAGCCATCCATGGCCACGAGCACGACCGGAGGGGGTTCTTCACCCGCTGG TTCATGTCGACGAACCACAAGGACATCGGCGTTCTCTATCTCTTCACCGGGGGCCTCGTC GGGCTGATCTCGGTGGCCTTCACCGTCTACATGCGGATGGAGCTCATGGCGCCGGGCGTG CAGTTCATGTGCGCCGAACATCTAGAATCGGGCCTCGTGAAGGGCTTCTTCCAGTCGCTC TGGCCCTCGGCGGTGGAAAACTGCACCCCGAACGGCCATCTGTGGAACGTCATGATCACC GGCCACGGGATCCTGATGATGTTCTTCGTGGTCATTCCCGCGCTCTTCGGCGGCTTCGGC AACTATTTCATGCCGCTGCACATCGGCGCGCCGGACATGGCCTTCCCGCGGATGAACAAC CTCTCCTACTGGCTCTATGTCGCGGGCACCTCGCTCGCCGTCGCCTCGCTCTTCGCGCCG GGCGGCAACGGCCAGCTGGGCTCTGGCATCGGCTGGGTGCTCTATCCGCCGCTCTCCACC TCCGAATCGGGCTATTCCACCGACCTCGCGATCTTCGCGGTGCACCTGTCGGGCGCCTCC TCGATCCTCGGCGCGATCAACATGATCACGACCTTCCTGAACATGCGCGCACCCGGCATG ACCATGCACAAGGTGCCGCTCTTCGCCTGGTCGATCTTCGTCACCGCCTGGCTGATCCTG CTGGCGCTGCCCGTGCTCGCCGGCGCCATTACCATGCTGCTGACCGACCGGAACTTCGGC ACCACCTTCTTCCAGCCCTCGGGCGGCGGCGACCCGGTGCTCTACCAGCACATCCTGTGG TTCTTCGGCCACCCGGAGGTCTACATCATCGTGCTGCCGGCCTTCGGCATCGTCAGCCAC GTCATCGCGACCTTCGCCAAAAAGCCGATCTTCGGCTATTTGCCGATGGTCTATGCGATG GTGGCGATCGGCGTGCTGGGCTTCGTGGTCTGGGCCCACCACATGTATACAGCCGGCCTG AGCCTCACCCAGCAGAGCTACTTTATGATGGCGACCATGGTGATCGCAGTGCCCACCGGC ATCAAGATCTTCTCCTGGATCGCGACCATGTGGGGCGGCTCGATCGAGCTCAAGACGCCG ATGCTCTGGGCGCTCGGGTTCCTCTTCCTCTTCACCGTGGGCGGCGTCACCGGCATCGTG CTGAGCCAGGCGAGCGTCGACCGCTATTATCACGACACCTACTATGTCGTGGCGCACTTC CATTATGTGATGAGCCTCGGCGCGGTCTTCGGCATCTTCGCAGGGATCTACTTCTGGATC GGCAAGATGTCGGGCCGGCAATATCCGGAATGGGCCGGGAAGCTGCATTTCTGGATGATG TTCGTGGGCGCGAACCTCACCTTCTTCCCGCAGCACTTCCTCGGCCGCCAGGGCATGCCG CGGCGCTACATCGACTATCCCGAGGCCTTCGCCACCTGGAACTTCGTCTCGTCGCTGGGC GCCTTCCTGTCCTTCGCCTCGTTCCTCTTCTTCCTCGGCGTGATCTTCTACACGCTGACG CGCGGGGCGCGGGTGACGGCGAACAACTACTGGAACGAACATGCCGACACGCTGGAGTGG ACGCTGACCTCTCCGCCGCCGGAGCATACGTTCGAGCAGCTTCCCAAGCGGGAAGACTGG GAACGCGCGCCCGCCCACTGA
- Chromosome Location
- Not Available
- Locus
- Not Available
- External Identifiers
Resource Link UniProtKB ID P33517 UniProtKB Entry Name COX1_RHOSH GenBank Protein ID 21955871 GenBank Gene ID X62645 - General References
- Shapleigh JP, Gennis RB: Cloning, sequencing and deletion from the chromosome of the gene encoding subunit I of the aa3-type cytochrome c oxidase of Rhodobacter sphaeroides. Mol Microbiol. 1992 Mar;6(5):635-42. [Article]