Photosynthetic water oxidation: the role of tyrosine radicals.
This mini-review outlines the involvement of the tyrosine electron carriers, Y(D) and Y(Z), in the mechanism of electron transfer from water to P680. We discuss our data and put forward our ideas on the role of Y(D) and Y(Z).
Nugent
Jonathan H A
JH
Department of Biology, University College London, Darwin Building, Gower Street, London WC1E 6BT, UK. j.nugent@ucl.ac.uk
Ball
Richard J
RJ
Evans
Michael C W
MC
D004578:Electron Spin Resonance Spectroscopy; D004579:Electron Transport; D005609:Free Radicals / Q000737:chemistry / Q000266:history; D049673:History, 20th Century; D008345:Manganese / Q000737:chemistry; D010084:Oxidation-Reduction; D010788:Photosynthesis; D045332:Photosystem II Protein Complex / Q000737:chemistry / Q000266:history / Q000378:metabolism; D018892:Proton-Motive Force; D014443:Tyrosine / Q000031:analogs & derivatives* / Q000737:chemistry* / Q000266:history; D014867:Water / Q000378:metabolism*
D005609:Free Radicals; D045332:Photosystem II Protein Complex; C066447:tyrosyl radical Y(D); C114979:tyrosyl radical YZ; D014867:Water; D014443:Tyrosine; D008345:Manganese