UniProt functional annotation for Q5SJ80

UniProt code: Q5SJ80.

Organism: Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579).
Taxonomy: Bacteria; Deinococcus-Thermus; Deinococci; Thermales; Thermaceae; Thermus.
 
Function: Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B).
 
Catalytic activity: 4 ferrocytochrome c + O(2) + 4 H(+) = 4 ferricytochrome c + 2 H(2)O.
Subcellular location: Cell membrane; Single-pass membrane protein.
Similarity: Belongs to the cytochrome c oxidase subunit 2 family.

Annotations taken from UniProtKB at the EBI.