Cyanobacterial photoprotection by the orange carotenoid protein

D Kirilovsky, CA Kerfeld - Nature plants, 2016 - nature.com
In photosynthetic organisms, the production of dangerous oxygen species is stimulated
under high irradiance. To cope with this stress, these organisms have evolved …

Modulating energy arriving at photochemical reaction centers: orange carotenoid protein-related photoprotection and state transitions

D Kirilovsky - Photosynthesis research, 2015 - Springer
Photosynthetic organisms tightly regulate the energy arriving to the reaction centers in order
to avoid photodamage or imbalance between the photosystems. To this purpose …

Structure, function and evolution of the cyanobacterial orange carotenoid protein and its homologs

CA Kerfeld, MR Melnicki, M Sutter… - New …, 2017 - Wiley Online Library
Contents Summary 937 I. Introduction 937 II. The structure of the OCP 938 III. OCP function
939 IV. Distribution of OCPs, FRP and domains in cyanobacteria 943 V. Carotenoid–protein …

The signaling state of orange carotenoid protein

EG Maksimov, EA Shirshin, NN Sluchanko, DV Zlenko… - Biophysical journal, 2015 - cell.com
Orange carotenoid protein (OCP) is the photoactive protein that is responsible for high light
tolerance in cyanobacteria. We studied the kinetics of the OCP photocycle by monitoring …

Molecular mechanism of photoactivation and structural location of the cyanobacterial orange carotenoid protein

H Zhang, H Liu, DM Niedzwiedzki, M Prado, J Jiang… - Biochemistry, 2014 - ACS Publications
The orange carotenoid protein (OCP) plays a photoprotective role in cyanobacterial
photosynthesis similar to that of nonphotochemical quenching in higher plants. Under high …

The terminal phycobilisome emitter, LCM: A light-harvesting pigment with a phytochrome chromophore

K Tang, WL Ding, A Höppner, C Zhao… - Proceedings of the …, 2015 - National Acad Sciences
Photosynthesis relies on energy transfer from light-harvesting complexes to reaction centers.
Phycobilisomes, the light-harvesting antennas in cyanobacteria and red algae, attach to the …

A comparative study of three signaling forms of the orange carotenoid protein

EG Maksimov, M Moldenhauer, EA Shirshin… - Photosynthesis …, 2016 - Springer
Orange carotenoid protein (OCP) is a water-soluble photoactive protein responsible for a
photoprotective mechanism of nonphotochemical quenching in cyanobacteria. Under blue …

The photocycle of orange carotenoid protein conceals distinct intermediates and asynchronous changes in the carotenoid and protein components

EG Maksimov, NN Sluchanko, YB Slonimskiy… - Scientific reports, 2017 - nature.com
Abstract The 35-kDa Orange Carotenoid Protein (OCP) is responsible for photoprotection in
cyanobacteria. It acts as a light intensity sensor and efficient quencher of phycobilisome …

[HTML][HTML] The purple Trp288Ala mutant of Synechocystis OCP persistently quenches phycobilisome fluorescence and tightly interacts with FRP

NN Sluchanko, KE Klementiev, EA Shirshin… - … et Biophysica Acta (BBA …, 2017 - Elsevier
Abstract In Cyanobacteria, the Orange Carotenoid Protein (OCP) and Fluorescence
Recovery Protein (FRP) are central to the photoprotective mechanism consisting in …

Toxic and protective mechanisms of cyanobacterium Synechocystis sp. in response to titanium dioxide nanoparticles

K Xu, Z Li, P Juneau, F Xiao, Y Lian, W Zhang… - Environmental …, 2021 - Elsevier
An increasing production and use of titanium dioxide nanoparticles (TiO 2 NPs) pose a huge
threat to phytoplankton since they are largely released into aquatic environments, which …