oxygen evolving complex

id: GO:0009654
name: oxygen evolving complex
namespace: cellular_component
type: go
obsolete: False

Description: A complex, composed of a cluster of manganese, calcium and chloride ions bound to extrinsic proteins, that catalyzes the splitting of water to O2 and 4 H+. In cyanobacteria there are five extrinsic proteins in OEC (PsbO, PsbP-like, PsbQ-like, PsbU and PsbV), while in plants there are only three (PsbO, PsbP and PsbQ).

Parent Functions

GO:0043234protein complex
GO:0044425membrane part
GO:0044436thylakoid part