Term Name:	photosystem II reaction center
Synonyms:	photosystem II reaction centre
Definition:	An integral membrane complex containing P680, the chlorophyll a molecule that functions as a primary electron donor. In the light, functioning as a water-plastoquinone oxidoreductase, it transfers electrons from water to plastoquinone.
Ontology:	GO: Cellular Component [GO:0009539]    QuickGO    AmiGO