An additional water is introduced into the manganese cluster during the formation of the S state of photosystem II
Asmit Bhowmick, Miao Zhang, Philipp S. Simon, Hiroki Makita et autres
During photosynthetic water oxidation, the Mn4Ca cluster in Photosystem II progresses through five intermediate S-i (i = 0-4) states. X-ray crystallography studies have reported the insertion of one new O ligand during the formation of the S-3 state, but recent studies question …