Cytochrome b
Details
- Name
- Cytochrome b
- Synonyms
- fbcB
- Gene Name
- petB
- Organism
- Rhodobacter sphaeroides
- Amino acid sequence
>lcl|BSEQ0019490|Cytochrome b MSGIPHDHYEPRTGIEKWLHSRLPIVALAYDTIMIPTPRNLNWMWIWGVVLAFCLVLQIV TGIVLAMHYTPHVDLAFASVEHIMRNVNGGFMLRYLHANGASLFFIAVYLHIFRGLYYGS YKAPREVTWIVGMLIYLAMMATAFMGYVLPWGQMSFWGATVITGLFGAIPGIGHSIQTWL LGGPAVDNATLNRFFSLHYLLPFVIAALVAIHIWAFHSTGNNNPTGVEVRRTSKAEAQKD TVPFWPYFIIKDVFALAVVLLVFFAIVGFMPNYLGHPDNYIEANPLSTPAHIVPEWYFLP FYAILRAFTADVWVVQIANFISFGIIDAKFFGVLAMFGAILVMALVPWLDTSPVRSGRYR PMFKIYFWLLAADFVILTWVGAQQTTFPYDWISLIASAYWFAYFLVILPILGAIEKPVAP PATIEEDFNAHYSPATGGTKTVVAE
- Number of residues
- 445
- Molecular Weight
- 50049.39
- Theoretical pI
- 7.28
- GO Classification
- Functionselectron carrier activity / metal ion binding / ubiquinol-cytochrome-c reductase activityProcessesmitochondrial electron transport, ubiquinol to cytochrome cComponentsplasma membrane / respiratory chain complex III
- General Function
- Ubiquinol-cytochrome-c reductase activity
- Specific Function
- Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis.
- Pfam Domain Function
- Transmembrane Regions
- 50-67 95-113 130-149 194-216 253-270 330-346 365-382 389-408
- Cellular Location
- Cell membrane
- Gene sequence
>lcl|BSEQ0007439|564 bp GTGTCCAACGCAGAAGATCACGCAGGCACTCGCAGGGATTTCCTGTATTACGCCACGGCC GGAGCCGGGGCGGTGGCCACCGGGGCCGCCGTCTGGCCGCTGATCAACCAAATGAATCCG TCGGCCGACGTGCAGGCCCTCGCCTCCATCTTCGTCGATGTGAGCTCGGTCGAGCCGGGT GTCCAGCTGACCGTCAAGTTCCTCGGCAAACCGATCTTCATCCGCCGCCGCACCGAGGCC GACATCGAGCTCGGCCGCTCCGTCCAGCTCGGCCAGCTGGTCGACACCAATGCCCGCAAC GCGAACATCGACGCCGGCGCCGAGGCGACGGACCAGAACCGCACGCTGGACGAGGCCGGA GAGTGGCTGGTGATGTGGGGCGTCTGCACCCACCTCGGCTGCGTGCCGATCGGCGGCGTG TCGGGTGACTTCGGGGGCTGGTTCTGCCCCTGCCACGGATCGCACTACGACAGTGCCGGC CGTATCCGGAAGGGCCCCGCGCCCGAGAACCTGCCGATTCCGCTCGCCAAGTTCATCGAC GAAACCACCATCCAGCTCGGGTAA
- Chromosome Location
- Not Available
- Locus
- Not Available
- External Identifiers
Resource Link UniProtKB ID Q02761 UniProtKB Entry Name CYB_RHOSH GenBank Protein ID 581533 GenBank Gene ID X56157 - General References
- Yun CH, Beci R, Crofts AR, Kaplan S, Gennis RB: Cloning and DNA sequencing of the fbc operon encoding the cytochrome bc1 complex from Rhodobacter sphaeroides. Characterization of fbc deletion mutants and complementation by a site-specific mutational variant. Eur J Biochem. 1990 Dec 12;194(2):399-411. [Article]
- Yun CH, Van Doren SR, Crofts AR, Gennis RB: The use of gene fusions to examine the membrane topology of the L-subunit of the photosynthetic reaction center and of the cytochrome b subunit of the bc1 complex from Rhodobacter sphaeroides. J Biol Chem. 1991 Jun 15;266(17):10967-73. [Article]