Search
Search Results
-
Cryo-EM structures of LHCII in photo-active and photo-protecting states reveal allosteric regulation of light harvesting and excess energy dissipation
The major light-harvesting complex of photosystem II (LHCII) has a dual regulatory function in a process called non-photochemical quenching to avoid...
-
Structural insights into a unique PSI–LHCI–LHCII–Lhcb9 supercomplex from moss Physcomitrium patens
Photosystem I (PSI) possesses a variable supramolecular organization among different photosynthetic organisms to adapt to different light...
-
Analysis of state 1—state 2 transitions by genome editing and complementation reveals a quenching component independent from the formation of PSI-LHCI-LHCII supercomplex in Arabidopsis thaliana
BackgroundThe light-harvesting antennae of photosystem (PS) I and PSII are pigment-protein complexes responsible of the initial steps of sunlight...
-
Towards the description of charge transfer states in solubilised LHCII using subsystem DFT
Light harvesting complex II (LHCII) in plants and green algae have been shown to adapt their absorption properties, depending on the concentration of...
-
Light-independent pathway of STN7 kinase activation under low temperature stress in runner bean (Phaseolus coccineus L.)
BackgroundThe phosphorylation of the Light-Harvesting Complex of photosystem II (LHCII) driven by STATE TRANSITION 7 (STN7) kinase is a part of one...
-
On the PsbS-induced quenching in the plant major light-harvesting complex LHCII studied in proteoliposomes
Non-photochemical quenching (NPQ) in photosynthetic organisms provides the necessary photoprotection that allows them to cope with largely and...
-
Dependence of state transitions on illumination time in arabidopsis and barley plants
Solar energy absorbed by plants can be redistributed between photosystems in the process termed “state transitions” (ST). ST represents a reversible...
-
Structural insights into the assembly and energy transfer of the Lhcb9-dependent photosystem I from moss Physcomitrium patens
In plants and green algae, light-harvesting complexes I and II (LHCI and LHCII) constitute the antennae of photosystem I (PSI), thus effectively...
-
Cryo-EM structure of a plant photosystem II supercomplex with light-harvesting protein Lhcb8 and α-tocopherol
The heart of oxygenic photosynthesis is the water-splitting photosystem II (PSII), which forms supercomplexes with a variable amount of peripheral...
-
Generation and physiological characterization of genome-edited Nicotiana benthamiana plants containing zeaxanthin as the only leaf xanthophyll
Main conclusionSimultaneous genome editing of the two homeologous
LCYe andZEP genes ofNicotiana benthamiana results in plants in which all...
-
Comparative analysis of thylakoid protein complexes in state transition mutants nsi and stn7: focus on PSI and LHCII
The photosynthetic machinery of plants can acclimate to changes in light conditions by balancing light-harvesting between the two photosystems (PS)....
-
Thylakoid membrane stacking controls electron transport mode during the dark-to-light transition by adjusting the distances between PSI and PSII
The balance between linear electron transport (LET) and cyclic electron transport (CET) plays an essential role in plant adaptation and protection...
-
The key cyclic electron flow protein PGR5 associates with cytochrome b6f, and its function is partially influenced by the LHCII state transition
In plants and algae, PGR5-dependent cyclic electron flow (CEF) is an important regulator of acclimation to fluctuating environments, but how PGR5...
-
An efficient protocol for extracting thylakoid membranes and total leaf proteins from Posidonia oceanica and other polyphenol-rich plants
BackgroundThe extraction of thylakoids is an essential step in studying the structure of photosynthetic complexes and several other aspects of the...
-
Structural basis of LhcbM5-mediated state transitions in green algae
In green algae and plants, state transitions serve as a short-term light-acclimation process in the regulation of the light-harvesting capacity of...
-
Effect of salicylic acid on physiological parameters of wheat under zinc or copper deficiency
The effect of salicylic acid (SA) on some physiological parameters was investigated in spring wheat ( Triticum aestivum L.) cv. Zlata under zinc (Zn)...
-
Qualitative and quantitative evaluation of thylakoid complexes separated by Blue Native PAGE
BackgroundBlue Native polyacrylamide gel electrophoresis (BN PAGE) followed by denaturing PAGE is a widely used, convenient and time efficient method...
-
The location of the low-energy states in Lhca1 favors excitation energy transfer to the core in the plant PSI-LHCI supercomplex
Lhca1 is one of the four pigment-protein complexes composing the outer antenna of plant Photosystem I-light-havesting I supercomplex (PSI-LHCI). It...
-
Plastoquinone pool redox state and control of state transitions in Chlamydomonas reinhardtii in darkness and under illumination
Movement of LHCII between two photosystems has been assumed to be similarly controlled by the redox state of the plastoquinone pool (PQ-pool) in...
-
Spruce versus Arabidopsis: different strategies of photosynthetic acclimation to light intensity change
The acclimation of higher plants to different light intensities is associated with a reorganization of the photosynthetic apparatus. These...
