Cytochrome b

Details

Name
Cytochrome b
Synonyms
  • COB
  • Complex III subunit 3
  • Complex III subunit III
  • CYTB
  • Cytochrome b-c1 complex subunit 3
  • MTCYB
  • Ubiquinol-cytochrome-c reductase complex cytochrome b subunit
Gene Name
MT-CYB
Organism
Plasmodium falciparum
Amino acid sequence
>lcl|BSEQ0013103|Cytochrome b
MNFYSINLVKAHLINYPCPLNINFLWNYGFLLGIIFFIQIITGVFLASRYTPDVSYAYYS
IQHILRELWSGWCFRYMHATGASLVFLLTYLHILRGLNYSYMYLPLSWISGLILFMIFIV
TAFVGYVLPWGQMSYWGATVITNLLSSIPVAVIWICGGYTVSDPTIKRFFVLHFILPFIG
LCIVFIHIFFLHLHGSTNPLGYDTALKIPFYPNLLSLDVKGFNNVIILFLIQSLFGIIPL
SHPDNAIVVNTYVTPSQIVPEWYFLPFYAMLKTVPSKPAGLVIVLLSLQLLFLLAEQRSL
TTIIQFKMIFGARDYSVPIIWFMCAFYALLWIGCQLPQDIFILYGRLFIVLFFCSGLFVL
VHYRRTHYDYSSQANI
Number of residues
376
Molecular Weight
43376.225
Theoretical pI
8.72
GO Classification
Functions
electron carrier activity / metal ion binding / oxidoreductase activity
Processes
respiratory electron transport chain
Components
integral component of membrane / mitochondrial inner membrane / respiratory chain
General Function
Oxidoreductase 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
28-48 77-97 108-128 136-156 169-189 221-241 247-267 274-294 317-337 340-360
Cellular Location
Mitochondrion inner membrane
Gene sequence
>lcl|BSEQ0013104|Cytochrome b (MT-CYB)
ATGAACTTTTACTCTATTAATTTAGTTAAAGCACACTTAATAAATTACCCATGTCCATTG
AACATAAACTTTTTATGGAATTACGGATTCCTTTTAGGAATAATATTTTTTATTCAAATT
ATAACAGGTGTATTTTTAGCAAGTCGATATACACCAGATGTTTCATATGCATATTATAGT
ATACAACACATTTTAAGAGAATTATGGAGTGGATGGTGTTTTAGATACATGCACGCAACA
GGTGCTTCTCTTGTATTTTTATTAACATATCTTCATATTTTAAGAGGATTAAATTACTCA
TATATGTATTTACCATTATCATGGATATCTGGATTGATTTTATTTATGATATTTATTGTA
ACTGCTTTCGTTGGTTATGTCTTACCATGGGGTCAAATGAGTTATTGGGGTGCAACTGTA
ATTACTAACTTGTTATCCTCTATTCCAGTAGCAGTAATTTGGATATGTGGAGGATATACT
GTGAGTGATCCTACAATAAAACGATTTTTTGTACTACATTTTATCTTACCATTTATTGGA
TTATGTATTGTATTTATACATATATTTTTCTTACATTTACATGGTAGCACAAATCCTTTA
GGGTATGATACAGCATTAAAAATACCCTTTTATCCAAATCTATTAAGTCTTGATGTTAAA
GGATTTAATAATGTTATAATTTTATTTCTAATACAAAGTTTATTTGGAATTATACCTTTA
TCACATCCTGATAATGCTATCGTAGTAAATACATATGTTACTCCATCTCAAATTGTACCT
GAATGGTACTTTCTACCATTTTATGCAATGTTAAAAACTGTTCCAAGTAAACCAGCTGGT
TTAGTAATTGTATTATTATCATTACAATTATTATTCTTATTAGCAGAACAAAGAAGTTTA
ACAACTATAATTCAATTTAAAATGATTTTTGGTGCTAGAGATTATTCTGTTCCTATTATA
TGGTTTATGTGTGCATTCTATGCTTTATTATGGATTGGATGTCAATTACCACAAGATATA
TTCATTTTATATGGTCGATTATTTATTGTATTATTTTTCTGTAGTGGTTTATTTGTACTT
GTTCATTATAGACGAACACATTATGATTACAGCTCCCAAGCAAACATATAA
Chromosome Location
Not Available
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDQ02768
UniProtKB Entry NameCYB_PLAFA
GenBank Protein ID2978420
GenBank Gene IDM99416
General References
  1. Suplick K, Akella R, Saul A, Vaidya AB: Molecular cloning and partial sequence of a 5.8 kilobase pair repetitive DNA from Plasmodium falciparum. Mol Biochem Parasitol. 1988 Sep;30(3):289-90. [Article]
  2. Vaidya AB, Lashgari MS, Pologe LG, Morrisey J: Structural features of Plasmodium cytochrome b that may underlie susceptibility to 8-aminoquinolines and hydroxynaphthoquinones. Mol Biochem Parasitol. 1993 Mar;58(1):33-42. [Article]
  3. Feagin JE, Werner E, Gardner MJ, Williamson DH, Wilson RJ: Homologies between the contiguous and fragmented rRNAs of the two Plasmodium falciparum extrachromosomal DNAs are limited to core sequences. Nucleic Acids Res. 1992 Feb 25;20(4):879-87. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB01117AtovaquoneapprovedyesinhibitorDetails