A group around Shigeyuki MASAOKA at the Institute of Molecular Science located in Okazaki has designed, based on geometries found in plant photosystem II, a pentanuclear iron complex which robustly catalyses water oxidation with a turnover frequency of 1,900 per second, which is about three orders of magnitude larger than that of other iron-based catalysts

JST news release, February 11, 2015