Why nature chose the Mn4CaO5 cluster as water-splitting catalyst in photosystem II: a new hypothesis for the mechanism of O–O bond formation
Author:
Affiliation:
1. Department of Chemistry
2. KTH Royal Institute of Technology
3. 10044 Stockholm
4. Sweden
5. State Key Laboratory of Fine Chemicals
Abstract
In this new hypothesis, we propose a complete catalytic cycle involving a charge-rearrangement-induced MnVII–dioxo species on the dangling Mn4 during the S3 → S4 transition. The O–O bond is formed within this MnVII–dioxo site.
Funder
Vetenskapsrådet
Energimyndigheten
Knut och Alice Wallenbergs Stiftelse
Publisher
Royal Society of Chemistry (RSC)
Subject
Inorganic Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2018/DT/C8DT01931B
Reference48 articles.
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4. Crystal structure of oxygen-evolving photosystem II at a resolution of 1.9 Å
5. Architecture of the Photosynthetic Oxygen-Evolving Center
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