Term Name:	CaMn4O5 cluster
Synonyms:	[CaMn4O5] cluster, Ca-Mn4-O5 cluster, CaMn4O5 cluster, Mn4CaO5 cluster
Definition:	A metal-oxygen cluster containing 1 calcium atom, 4 managanese atoms and 5 oxygen atoms. It is the catalytic center of water oxidation in photosystem II (PSII).
Ontology:	ChEBI [CHEBI:189552]  ( EBI )