Cryogenic single-molecule spectroscopy of the primary electron acceptor in the photosynthetic reaction center

T Kondo, R Mutoh, H Tabe, G Kurisu… - The Journal of …, 2020 - ACS Publications
… The photosynthetic reaction center (RC) converts light energy … The chlorophyll serves as the
primary electron acceptor (Chl a-… The photosynthetic reaction center (RC) is a multifunctional …

[PDF][PDF] A dimeric chlorophyll electron acceptor differentiates type I from type II photosynthetic reaction centers

M Gorka, P Charles, V Kalendra, A Baldansuren… - Iscience, 2021 - cell.com
… The incorporation of highly coupled donors and acceptors in PS I allows for extensive …
reaction centers to the development of a new generation of highly efficient artificial photosynthetic

Energetics of the electron transfer pathways in the homodimeric photosynthetic reaction center

T Kanda, H Ishikita - Biochemistry, 2022 - ACS Publications
… has a pair of chlorophylls P A /P B , accessory chlorophylls A –1A /A –1B (nomenclature
widely used in refs (7−10) or eC-B2/eC-A2 in ref (1)), electron acceptor chlorophylls A 0A /A 0B , …

Energetic Diversity in the Electron-Transfer Pathways of Type I Photosynthetic Reaction Centers

T Kanda, H Ishikita - Biochemistry, 2023 - ACS Publications
… for homodimeric reaction centers to inhibit backward electron transfer and … reaction centers
is disadvantageous in terms of the electronic coupling between A 0 and the electron acceptor

Roadmap of electrons from donor side to the reaction center of photosynthetic purple bacteria with mutated cytochromes

M Kis, T Szabó, J Tandori, P Maróti - Photosynthesis Research, 2024 - Springer
… the availability of electron donors to pufC. Electron transfer through the reaction center was
… The rate constants of the electron transfer (~ 3 × 10 3 s ‒1 ) from the mobile donors of Rvx. …

Mechanism of the formation of proton transfer pathways in photosynthetic reaction centers

Y Sugo, K Saito, H Ishikita - Proceedings of the National …, 2021 - National Acad Sciences
… The crystal structures of photosynthetic reaction centers from purple bacteria (PbRCs) and
… However, the proposed mechanisms of proton transfer toward the terminal electron acceptor

Acquirement of water-splitting ability and alteration of the charge-separation mechanism in photosynthetic reaction centers

H Tamura, K Saito, H Ishikita - Proceedings of the National …, 2020 - National Acad Sciences
… –hole Coulomb interaction, charge separation necessitates a sufficient potential offset
between electron donor and acceptor cofactors. In PbRC, the energy levels of the charge-…

Chlorophylls as primary electron acceptors in reaction centers: a blueprint for highly efficient charge separation in bio-inspired artificial photosynthetic systems

M Gorka, P Landry, E Gruszecki, A Malnati, D Kaur… - Photosynthesis, 2023 - Elsevier
… necessarily associated with any specific crystallographic label, and throughout this chapter
we will use A 0 to refer to the electron acceptor in the first metastable charge-separated state. …

Chlorophylls as primary electron acceptors in photosynthetic reaction centers

P Landry, MJ Gorka, E Gruszecki, A Malnati, D Kaur… - Biophysical …, 2024 - cell.com
… widely exploited by photosynthetic reaction centers (RC) (… electronic structure of quinones,
we investigate a series of 2-methyl-1,4naphthoquinone models linked to viologen acceptors

Mechanism of asparagine-mediated proton transfer in photosynthetic reaction centers

Y Sugo, H Ishikita - Biochemistry, 2023 - ACS Publications
electron acceptor, whereas type I reaction centers, including photosystem I (PSI) and
photosynthetic reaction centers … Fe 4 S 4 clusters as a terminal electron acceptor. (1−4) In type II …