Plastoquinol/plastocyanin reductase

Plastoquinol/plastocyanin reductase
Identifiers
EC number 1.10.9.1
CAS number 79079-13-3
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum

Plastoquinol/plastocyanin reductase (EC 1.10.9.1, plastoquinol/plastocyanin oxidoreductase, cytochrome f/b6 complex) is an enzyme with systematic name plastoquinol:oxidized-plastocyanin oxidoreductase.[1][2] This enzyme catalyses the following chemical reaction

plastoquinol + 2 oxidized plastocyanin + 2 H+ [side 1] plastoquinone + 2 reduced plastocyanin + 2 H+ [side 2]

Plastoquinol reductase contains two b-type cytochromes, two c-type cytochromes (cn and f), and a [2Fe-2S] Rieske cluster.

See also

References

  1. Hurt, E.; Hauska, G. (1981). "A cytochrome f/b6 complex of five polypeptides with plastoquinol-plastocyanin-oxidoreductase activity from spinach chloroplasts". Eur. J. Biochem. 117 (3): 591–595. doi:10.1111/j.1432-1033.1981.tb06379.x. PMID 6269845.
  2. Cramer, W.A.; Zhang, H. (2006). "Consequences of the structure of the cytochrome b6f complex for its charge transfer pathways". Biochim. Biophys. Acta. 1757 (5-6): 339–345. doi:10.1016/j.bbabio.2006.04.020. PMID 16787635.
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