UniProt functional annotation for P00431

UniProt code: P00431.

Organism: Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast).
Taxonomy: Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes; Saccharomycetales; Saccharomycetaceae; Saccharomyces.
 
Function: Destroys radicals which are normally produced within the cells and which are toxic to biological systems.
 
Catalytic activity: Reaction=2 [Fe(II)cytochrome c] + 2 H(+) + H2O2 = 2 [Fe(III)cytochrome c] + 2 H2O; Xref=Rhea:RHEA:16581, Rhea:RHEA-COMP:10350, Rhea:RHEA- COMP:14399, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:16240, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034; EC=1.11.1.5;
Cofactor: Name=heme b; Xref=ChEBI:CHEBI:60344; Note=Binds 1 heme b (iron(II)-protoporphyrin IX) group per subunit.;
Subunit: Forms a one-to-one complex with cytochrome c.
Subcellular location: Mitochondrion matrix. Mitochondrion intermembrane space {ECO:0000269|PubMed:22984289}.
Miscellaneous: Present with 6730 molecules/cell in log phase SD medium. {ECO:0000269|PubMed:14562106}.
Similarity: Belongs to the peroxidase family. Cytochrome c peroxidase subfamily. {ECO:0000305}.

Annotations taken from UniProtKB at the EBI.