Standard Article

Oxygen Production

  1. R David Britt

Published Online: 25 APR 2001

DOI: 10.1038/npg.els.0001384



How to Cite

Britt, R. D. 2001. Oxygen Production. eLS. .

Author Information

  1. University of California, Davis, California, USA

Publication History

  1. Published Online: 25 APR 2001


Photosystem II utilizes visible light to drive the oxidation of water, resulting in bio-activated electrons and protons, with the production of molecular oxygen as a byproduct. This water-splitting reaction is carried out by a manganese cluster/tyrosine radical ensemble, the oxygen-evolving complex.


  • Kok cycles;
  • manganese;
  • photosystem II;
  • tyrosine radicals;
  • water oxidation