Results 31 to 40 of about 5,741,545 (200)

Knock-Out of the Genes Coding for the Rieske Protein and the ATP-Synthase δ-Subunit of Arabidopsis [PDF]

open access: yes, 2003
In Arabidopsis, the nuclear genes PetC and AtpD code for the Rieske protein of the cytochrome b6/f (cyt b6/f) complex and the δ-subunit of the chloroplast ATP synthase (cpATPase), respectively.
Leister, Dario   +8 more
core   +1 more source

Blue light is more essential than red light for maintaining the activities of photosystem II and I and photosynthetic electron transport capacity in cucumber leaves

open access: yesJournal of Integrative Agriculture, 2016
Blue and red lights differently regulate leaf photosynthesis. Previous studies indicated that plants under blue light generally exhibit better photosynthetic characteristics than those under red light.
Yan-xiu MIAO   +4 more
doaj   +1 more source

Monitoring photosynthesis in individual cells of Synechocytis sp. PCC 6803 on a picosecond timescale [PDF]

open access: yes, 2010
Picosecond fluorescence kinetics of wild-type (WT) and mutant cells of Synechocystis sp. PCC 6803, were studied at the ensemble level with a streak-camera and at the cell level using fluorescence-lifetime-imaging microscopy (FLIM).
S.P. Laptenok   +20 more
core   +1 more source

Molecular diversity and evolution of far-red light-acclimated photosystem I

open access: yesFrontiers in Plant Science, 2023
The need to acclimate to different environmental conditions is central to the evolution of cyanobacteria. Far-red light (FRL) photoacclimation, or FaRLiP, is an acclimation mechanism that enables certain cyanobacteria to use FRL to drive photosynthesis ...
Christopher J. Gisriel   +5 more
doaj   +1 more source

One-step isolation and biochemical characterization of a highlyactive plant PSII monomeric core [PDF]

open access: yes, 2011
We describe a one-step detergent solubilization protocol for isolating a highly active form of Photosystem II (PSII) from Pisum sativum L. Detailed characterization of the preparation showed that the complex was a monomer having no light harvesting ...
Fabiana Chimirri   +14 more
core   +1 more source

Oxidized amino acid residues in the vicinity of Q(A) and Pheo(D1) of the photosystem II reaction center: putative generation sites of reducing-side reactive oxygen species. [PDF]

open access: yesPLoS ONE, 2013
Under a variety of stress conditions, Photosystem II produces reactive oxygen species on both the reducing and oxidizing sides of the photosystem. A number of different sites including the Mn4O5Ca cluster, P680, PheoD1, QA, QB and cytochrome b559 have ...
Laurie K Frankel   +3 more
doaj   +1 more source

Role of Plastid Protein Phosphatase TAP38 in LHCII Dephosphorylation and Thylakoid Electron Flow [PDF]

open access: yes, 2010
Short-term changes in illumination elicit alterations in thylakoid protein phosphorylation and reorganization of the photosynthetic machinery. Phosphorylation of LHCII, the light-harvesting complex of photosystem II, facilitates its relocation to ...
Leister D.   +24 more
core   +2 more sources

Microdomains heterogeneity in the thylakoid membrane proteins visualized by super-resolution microscopy

open access: yesPhotosynthetica, 2023
The investigation of spatial heterogeneity within the thylakoid membrane (TM) proteins has gained increasing attention in photosynthetic research. The recent advances in live-cell imaging have allowed the identification of heterogeneous organisation of ...
R. KAŇA, B. ŠEDIVÁ, O. PRÁŠIL
doaj   +1 more source

Single and Double Knockouts of the Genes for Photosystem I Subunits G, K, and H of Arabidopsis [PDF]

open access: yes, 2002
Photosystem I (PSI) of higher plants contains 18 subunits. Using Arabidopsis En insertion lines, we have isolated knockout alleles of the genes psaG, psaH2, and psaK, which code for PSI-G, -H, and -K.
Varotto, Claudio   +7 more
core   +1 more source

The extrinsic proteins of Photosystem II

open access: yesPhotosynthesis Research, 2007
Years of genetic, biochemical, and structural work have provided a number of insights into the oxygen evolving complex (OEC) of Photosystem II (PSII) for a variety of photosynthetic organisms. However, questions still remain about the functions and interactions among the various subunits that make up the OEC.
Johnna L, Roose   +2 more
openaire   +3 more sources

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