A0A0S1LJ71 · A0A0S1LJ71_9TELE
- ProteinCytochrome b
- StatusUniProtKB unreviewed (TrEMBL)
- Organism
- Amino acids377 (go to sequence)
- Protein existenceInferred from homology
- Annotation score2/5
Function
function
Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex) that is part of the mitochondrial respiratory chain. The b-c1 complex mediates electron transfer from ubiquinol to cytochrome c. Contributes to the generation of a proton gradient across the mitochondrial membrane that is then used for ATP synthesis.
Cofactor
Protein has several cofactor binding sites:
Note: Binds 2 heme groups non-covalently.
Note: Binds 2 heme groups non-covalently.
Features
Showing features for binding site.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Binding site | 82 | Fe (UniProtKB | ChEBI) of heme b b562 (UniProtKB | ChEBI); axial binding residue | |||
Binding site | 96 | Fe (UniProtKB | ChEBI) of heme b b566 (UniProtKB | ChEBI); axial binding residue | |||
Binding site | 181 | Fe (UniProtKB | ChEBI) of heme b b562 (UniProtKB | ChEBI); axial binding residue | |||
Binding site | 195 | Fe (UniProtKB | ChEBI) of heme b b566 (UniProtKB | ChEBI); axial binding residue | |||
Binding site | 200 | a ubiquinone (UniProtKB | ChEBI) | |||
GO annotations
Aspect | Term | |
---|---|---|
Cellular Component | mitochondrial inner membrane | |
Cellular Component | respiratory chain complex III | |
Molecular Function | metal ion binding | |
Molecular Function | ubiquinol-cytochrome-c reductase activity | |
Biological Process | mitochondrial electron transport, ubiquinol to cytochrome c |
Keywords
- Biological process
- Ligand
Names & Taxonomy
Protein names
- Recommended nameCytochrome b
Encoded on
- Mitochondrion
Organism names
- Organism
- Taxonomic lineageEukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Actinopterygii > Neopterygii > Teleostei > Ostariophysi > Cypriniformes > Cyprinidae > Labeoninae > 'Osteochilini' > Osteochilus
Accessions
- Primary accessionA0A0S1LJ71
Subcellular Location
UniProt Annotation
GO Annotation
Mitochondrion inner membrane ; Multi-pass membrane protein
Features
Showing features for transmembrane.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Transmembrane | 29-51 | Helical | |||
Transmembrane | 86-106 | Helical | |||
Transmembrane | 112-132 | Helical | |||
Transmembrane | 144-165 | Helical | |||
Transmembrane | 177-199 | Helical | |||
Transmembrane | 228-249 | Helical | |||
Transmembrane | 287-307 | Helical | |||
Transmembrane | 319-340 | Helical | |||
Transmembrane | 346-371 | Helical | |||
Keywords
- Cellular component
Structure
Family & Domains
Features
Showing features for domain.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Domain | 1-208 | Cytochrome b/b6 N-terminal region profile | |||
Domain | 209-377 | Cytochrome b/b6 C-terminal region profile | |||
Sequence similarities
Belongs to the cytochrome b family.
Keywords
- Domain
Family and domain databases
Sequence
- Sequence statusFragment
- Length377
- Mass (Da)42,343
- Last updated2016-02-17 v1
- MD5 ChecksumEB4A17AF287C4B4A176B9D2830F715C4
Features
Showing features for non-terminal residue.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Non-terminal residue | 1 | ||||
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
KR698488 EMBL· GenBank· DDBJ | ALL27350.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698489 EMBL· GenBank· DDBJ | ALL27351.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698490 EMBL· GenBank· DDBJ | ALL27352.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698491 EMBL· GenBank· DDBJ | ALL27353.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698492 EMBL· GenBank· DDBJ | ALL27354.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698496 EMBL· GenBank· DDBJ | ALL27358.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698497 EMBL· GenBank· DDBJ | ALL27359.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698498 EMBL· GenBank· DDBJ | ALL27360.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698499 EMBL· GenBank· DDBJ | ALL27361.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698503 EMBL· GenBank· DDBJ | ALL27365.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698506 EMBL· GenBank· DDBJ | ALL27368.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698507 EMBL· GenBank· DDBJ | ALL27369.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698508 EMBL· GenBank· DDBJ | ALL27370.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698509 EMBL· GenBank· DDBJ | ALL27371.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698510 EMBL· GenBank· DDBJ | ALL27372.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698511 EMBL· GenBank· DDBJ | ALL27373.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698512 EMBL· GenBank· DDBJ | ALL27374.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
KR698513 EMBL· GenBank· DDBJ | ALL27375.1 EMBL· GenBank· DDBJ | Genomic DNA |