Solar energy conversion by photosystem II: principles and structures

D Shevela, JF Kern, G Govindjee, J Messinger - Photosynthesis research, 2023 - Springer
Photosynthetic water oxidation by Photosystem II (PSII) is a fascinating process because it
sustains life on Earth and serves as a blue print for scalable synthetic catalysts required for …

Water oxidation in photosystem II

W Lubitz, M Chrysina, N Cox - Photosynthesis research, 2019 - Springer
Biological water oxidation, performed by a single enzyme, photosystem II, is a central
research topic not only in understanding the photosynthetic apparatus but also for the …

The electron–proton bottleneck of photosynthetic oxygen evolution

P Greife, M Schönborn, M Capone, R Assunção… - Nature, 2023 - nature.com
Photosynthesis fuels life on Earth by storing solar energy in chemical form. Today's oxygen-
rich atmosphere has resulted from the splitting of water at the protein-bound manganese …

Untangling the sequence of events during the S2 → S3 transition in photosystem II and implications for the water oxidation mechanism

M Ibrahim, T Fransson, R Chatterjee… - Proceedings of the …, 2020 - National Acad Sciences
In oxygenic photosynthesis, light-driven oxidation of water to molecular oxygen is carried out
by the oxygen-evolving complex (OEC) in photosystem II (PS II). Recently, we reported the …

Structure of photosystem II and substrate binding at room temperature

ID Young, M Ibrahim, R Chatterjee, S Gul, FD Fuller… - Nature, 2016 - nature.com
Light-induced oxidation of water by photosystem II (PS II) in plants, algae and cyanobacteria
has generated most of the dioxygen in the atmosphere. PS II, a membrane-bound multi …

Alternative Mechanism for O2 Formation in Natural Photosynthesis via Nucleophilic Oxo–Oxo Coupling

Y Guo, J Messinger, L Kloo, L Sun - Journal of the American …, 2023 - ACS Publications
O2 formation in photosystem II (PSII) is a vital event on Earth, but the exact mechanism
remains unclear. The presently prevailing theoretical model is “radical coupling”(RC) …

High-resolution cryo-electron microscopy structure of photosystem II from the mesophilic cyanobacterium, Synechocystis sp. PCC 6803

CJ Gisriel, J Wang, J Liu, DA Flesher… - Proceedings of the …, 2022 - National Acad Sciences
Photosystem II (PSII) enables global-scale, light-driven water oxidation. Genetic
manipulation of PSII from the mesophilic cyanobacterium Synechocystis sp. PCC 6803 has …

Current understanding of the mechanism of water oxidation in photosystem II and its relation to XFEL data

N Cox, DA Pantazis, W Lubitz - Annual review of biochemistry, 2020 - annualreviews.org
The investigation of water oxidation in photosynthesis has remained a central topic in
biochemical research for the last few decades due to the importance of this catalytic process …

Molecular principles of redox-coupled protonation dynamics in photosystem II

F Allgower, AP Gamiz-Hernandez… - Journal of the …, 2022 - ACS Publications
Photosystem II (PSII) catalyzes light-driven water oxidization, releasing O2 into the
atmosphere and transferring the electrons for the synthesis of biomass. However, despite …

Missing pieces in the puzzle of biological water oxidation

DA Pantazis - ACS Catalysis, 2018 - ACS Publications
The sunlight-powered oxidation of water by photosystem II (PSII) of algae, plants, and
cyanobacteria underpins the energy conversion processes that sustain most life on our …