Results 21 to 30 of about 122,048 (323)

Light‐induced degradation of D2 protein in isolated photosystem II reaction center complex [PDF]

open access: yesFEBS Letters, 1992
When isolated photosystem II reaction centers from spinach are exposed to photoinhibitory light in the presence of an electron acceptor, breakdown products of the D2 protein at 28, 25, 23, 18, 9, 5 and 4.5 kDa are detected by immunoblotting with a monospecific anti‐D2 polyclonal antibody.
Roberto Barbato '   +5 more
openaire   +3 more sources

Acyl lipids in the supramolecular chlorophyll-protein complexes of photosystems - isolation artifacts or integral components regulating their structure and functions?

open access: yesActa Societatis Botanicorum Poloniae, 2014
The precise nature of interactions between the chloropnyll-protein complexes related to photosystem I or photosystem II and the acyl lipids in the thylakoid membranes is not yet fully elucidated.
Zbigniew Krupa
doaj   +1 more source

Physiological and Molecular Responses of Wheat to Low Light Intensity

open access: yesAgronomy, 2023
Here we document physiological and molecular attributes of three wheat cultivars (ZM9023, YM158 and FM1228) under low light intensity with advanced technologies, including non-standard quantitative technology and quantitative proteomics technology.
Xiu Li   +9 more
doaj   +1 more source

Light‐induced D1‐protein degradation in isolated photosystem II core complexes

open access: yesFEBS Letters, 1990
Photoinhibitory illumination of isolated oxygen evolving photosystem II core complexes results in a substantial degradation of the Dl‐protein which is accompanied by the appearance of high amounts of at least 4 different degradation products. It is suggested that the degradation is due to a protease that is an integral part of the photosystem II ...
Virgin, Ivar   +2 more
openaire   +2 more sources

Reconstructing the origin of oxygenic photosynthesis: do assembly and photoactivation recapitulate evolution?

open access: yesFrontiers in Plant Science, 2016
Due to the great abundance of genomes and protein structures that today span a broad diversity of organisms, now more than ever before, it is possible to reconstruct the molecular evolution of protein complexes at an incredible level of detail.
Tanai eCardona
doaj   +1 more source

Physiological, Biochemical and Molecular Assessment of UV-A and UV-B Supplementation in Solanum lycopersicum

open access: yesPlants, 2021
Daily UV-supplementation during the plant fruiting stage of tomato (Solanum lycopersicum L.) growing indoors may produce fruits with higher nutraceutical value and better acceptance by consumers.
Nuno Mariz-Ponte   +8 more
doaj   +1 more source

High light-induced changes in whole-cell proteomic profile and its correlation with the organization of thylakoid super-complex in cyclic electron transport mutants of Chlamydomonas reinhardtii

open access: yesFrontiers in Plant Science, 2023
Light and nutrients are essential components of photosynthesis. Activating the signaling cascades is critical in starting adaptive processes in response to high light.
Ranay Mohan Yadav   +4 more
doaj   +1 more source

On the relation of protein dynamics and exciton relaxation in pigment–protein complexes: An estimation of the spectral density and a theory for the calculation of optical spectra [PDF]

open access: yes, 2002
A theory for calculating time– and frequency–domain optical spectra of pigment–protein complexes is presented using a density matrix approach. Non-Markovian effects in the exciton–vibrational coupling are included.
Marcus, R. A., Renger, Thomas
core   +1 more source

Protein Matrix Control of Reaction Center Excitation in Photosystem II

open access: yesJournal of the American Chemical Society, 2020
Photosystem II (PSII) is a multisubunit pigment–protein complex that uses light-induced charge separation to power oxygenic photosynthesis. Its reaction center chromophores, where the charge transfer cascade is initiated, are arranged symmetrically along
Abhishek Sirohiwal   +2 more
semanticscholar   +1 more source

In Silico Analysis of Relationship between Proteins from Plastid Genome of Red Alga Palmaria sp. (Japan) and Angiotensin I Converting Enzyme Inhibitory Peptides

open access: yesMarine Drugs, 2019
Plastid proteins are one of the main components in red algae. In order to clarify the angiotensin I converting enzyme (ACE) inhibitory peptides from red alga Palmaria sp. (Japan), we determined the plastid genome sequence.
Yuya Kumagai   +5 more
doaj   +1 more source

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