petB (Cytochrome b6)

FEATURES

FAMILY

DESCRIPTION

Also known as CYB6_CHLVU, petB. Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. The 4 large subunits of the cytochrome b6-f complex are cytochrome b6, subunit IV (17 kDa polypeptide, PetD), cytochrome f and the Rieske protein, while the 4 small subunits are PetG, PetL, PetM and PetN. The complex functions as a dimer.

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EXTERNAL LINKS

UNIPROT
ENZYME CLASSIFICATION

petB

Cytochrome b6

LIGANDABILITY MUTATIONS

petB

Molecular Synopsis