Results 81 to 90 of about 20,457 (324)

Subcellular Localization of Carotenoid Biosynthesis in Synechocystis sp. PCC 6803. [PDF]

open access: yesPLoS ONE, 2015
The biosynthesis pathway of carotenoids in cyanobacteria is partly described. However, the subcellular localization of individual steps is so far unknown. Carotenoid analysis of different membrane subfractions in Synechocystis sp.
Lifang Zhang   +3 more
doaj   +1 more source

Current rectification via Photosystem I monolayers induced by their orientation on hydrophilic self-assembled monolayers on titanium nitride [PDF]

open access: yes2024 IEEE 24th International Conference on Nanotechnology (NANO), Gijon, Spain, 2024, pp. 266-271
Photosystem I (PSI) is a photosynthetic protein which evolved to efficiently transfer electrons through the thylakoid membrane. This remarkable process attracted the attention of the biomolecular electronics community, which aims to study and understand the underlying electronic transport through these proteins by contacting ensembles of PSI with solid-
arxiv   +1 more source

Functional and mutational analysis of the light-harvesting chlorophyll a/b protein of thylakoid membranes. [PDF]

open access: yes, 1986
The precursor for a Lemna light-harvesting chlorophyll a/b protein (pLHCP) has been synthesized in vitro from a single member of the nuclear LHCP multigene family. We report the sequence of this gene.
Chitnis, PR   +4 more
core  

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.
Jahns, Peter   +7 more
core   +1 more source

Photoinduced Electron Transfer Across Phospholipid Bilayers in Anaerobic and Aerobic Atmospheres

open access: yesAngewandte Chemie International Edition, EarlyView.
Light‐driven transmembrane electron transfer across a biomimetic lipid bilayer membrane in aerobic and anaerobic atmospheres is achieved using an organic transmembrane oriented chromophore. The transmembrane molecule is designed symmetrically and easy to synthesize.
Novitasari Sinambela   +4 more
wiley   +1 more source

Plant Carbonic Anhydrases, their Role in Stress Defense and Possible Practical Use [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2018
The review presents data on the distribution of carbonic anhydrases in photosynthetic organisms and their location in cellular compartments. The functions of carbonic anhydrases to provide a high photosynthesis rate as well as their participation in ...
Rudenko N.N.   +4 more
doaj  

Ultrastructure changes of seedlings of Kosteletzkya virginica under waterlogging conditions

open access: yesBiologia Plantarum, 2011
The changes in ultrastructure of leaf cell in waterlogged Kosteletzkya virginica seedlings were observed by transmission electron microscope. During waterlogging, the chloroplasts turned into a round shape and their volume was gradually reduced ...
J. Zhou, S. W. Wan, G. Li, P. Qin
doaj   +1 more source

Physiological and ultrastructural effects of lead on tobacco

open access: yesBiologia Plantarum, 2012
The effects of lead toxicity on leaf gas exchange, chlorophyll content, chlorophyll fluorescence, chloroplast ultrastructure, and opening of stomata were examined in tobacco (Nicotiana tabacum L.) plants.
R. Alkhatib   +5 more
doaj   +1 more source

Alteration in the Acyl Lipid Composition of Thylakoids Induced by Aging and Its Effect on Thylakoid Structure [PDF]

open access: yesPlant Physiology, 1982
The alteration in both the lipid composition and chlorophyll proteins obtained by sodium dodecyl sulfate-polyacrylamide gel electrophoresis of detergent solubilized thylakoids was investigated on differentially aged spinach (Spinacia oleracea L.) chloroplasts.
Henry, Landis E.A.   +2 more
openaire   +4 more sources

Selective light‐driven CO2 to CO reduction by a [FeFe]‐hydrogenase mimic in water

open access: yesChemCatChem, Accepted Article.
We report a biomimetic system for light‐driven CO2 conversion in lipid bilayers using a [FeFe]‐hydrogenase‐inspired molecular dyad (PS‐CAT) acting simultaneously as photosensitizer and catalyst. The molecular design of PS‐CAT consists of both light‐harvesting and catalytically active moieties in a single molecule.
Amir Abbas   +6 more
wiley   +1 more source

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