oxygen evolving activity
Catalysis of the reaction: 2 a plastoquinone + 4 hnu + 2 H2O = 2 a plastoquinol + O2. The evolution of oxygen from oxidizing water is carried out by the oxygen evolving complex in photosystem II of plants.
GO:0016682
oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor
is_a
photosynthetic water oxidation
exact