The N-terminal sequence of the extrinsic PsbP protein modulates the redox potential of Cyt b559 in photosystem II

T Nishimura, R Nagao, T Noguchi, J Nield, F Sato… - Scientific reports, 2016 - nature.com
The PsbP protein, an extrinsic subunit of photosystem II (PSII) in green plants, is known to
induce a conformational change around the catalytic Mn4CaO5 cluster securing the binding …

[HTML][HTML] The PsbQ protein stabilizes the functional binding of the PsbP protein to photosystem II in higher plants

S Kakiuchi, C Uno, K Ido, T Nishimura… - … et Biophysica Acta (BBA …, 2012 - Elsevier
PsbP and PsbQ proteins are extrinsic subunits of photosystem II (PSII) and optimize the
oxygen evolution reaction by regulating the binding properties of the essential cofactors …

Crystal structure analysis of extrinsic PsbP protein of photosystem II reveals a manganese-induced conformational change

P Cao, Y Xie, M Li, X Pan, H Zhang, X Zhao, X Su… - Molecular plant, 2015 - cell.com
The Mn cluster (Mn4CaO5) on the thylakoid luminal side of photosystem II (PSII) catalyzes
the photosynthetic oxygen-evolving reaction, an essential process for life on Earth. In higher …

Cross-linking evidence for multiple interactions of the PsbP and PsbQ proteins in a higher plant photosystem II supercomplex

K Ido, J Nield, Y Fukao, T Nishimura, F Sato… - Journal of Biological …, 2014 - ASBMB
The extrinsic subunits of membrane-bound photosystem II (PSII) maintain an essential role
in optimizing the water-splitting reaction of the oxygen-evolving complex (OEC), even …

Deregulation of electron flow within photosystem II in the absence of the PsbJ protein

RE Regel, NB Ivleva, H Zer, J Meurer… - Journal of Biological …, 2001 - ASBMB
The photosystem II (PSII) complex of photosynthetic oxygen evolving membranes comprises
a number of small proteins whose functions remain unknown. Here we report that the low …

Structural coupling of extrinsic proteins with the oxygen-evolving center in photosystem II

K Ifuku, T Noguchi - Frontiers in Plant Science, 2016 - frontiersin.org
Photosystem II (PSII), which catalyzes photosynthetic water oxidation, is composed of more
than 20 subunits, including membrane-intrinsic and-extrinsic proteins. The PSII extrinsic …

[HTML][HTML] Identification of the basic amino acid residues on the PsbP protein involved in the electrostatic interaction with photosystem II

T Nishimura, C Uno, K Ido, R Nagao, T Noguchi… - … et Biophysica Acta (BBA …, 2014 - Elsevier
The PsbP protein is an extrinsic subunit of photosystem II (PSII) that is essential for
photoautotrophic growth in higher plants. Several crystal structures of PsbP have been …

Homologs of Plant PsbP and PsbQ Proteins Are Necessary for Regulation of Photosystem II Activity in the Cyanobacterium Synechocystis 6803

LE Thornton, H Ohkawa, JL Roose, Y Kashino… - The Plant …, 2004 - academic.oup.com
The mechanism of oxygen evolution by photosystem II (PSII) has remained highly conserved
during the course of evolution from ancestral cyanobacteria to green plants. A cluster of …

Bicarbonate activation of the monomeric photosystem II-PsbS/Psb27 complex

A Fantuzzi, P Haniewicz, D Farci, MC Loi… - Plant …, 2023 - academic.oup.com
In thylakoid membranes, photosystem II (PSII) monomers from the stromal lamellae contain
the subunits PsbS and Psb27 (PSIIm-S/27), while PSII monomers (PSIIm) from granal …

Properties of Photosystem II lacking the PsbJ subunit

A Boussac, J Sellés, M Hamon, M Sugiura - Photosynthesis Research, 2022 - Springer
Photosystem II (PSII), the oxygen-evolving enzyme, consists of 17 trans-membrane and 3
extrinsic membrane proteins. Other subunits bind to PSII during assembly, like Psb27 …