Results 101 to 110 of about 9,499 (250)

The PufX quinone channel enables the light-harvesting 1 antenna to bind more carotenoids for light collection and photoprotection [PDF]

open access: yes, 2017
Photosynthesis in some phototrophic bacteria requires the PufX component of the reaction centre-light-harvesting 1-PufX (RC-LH1-PufX) complex, which creates a pore for quinone/quinol (Q/QH2 ) exchange across the LH1 barrier surrounding the RC.
Hunter, C.N., Martin, E.C., Olsen, J.D.
core   +1 more source

Redox Regulation of a Light-Harvesting Antenna Complex in an Anoxygenic Phototroph

open access: yesmBio, 2019
The purple nonsulfur bacterium Rhodopseudomonas palustris is a model for understanding how a phototrophic organism adapts to changes in light intensity because it produces different light-harvesting (LH) complexes under high light (LH2) and low light ...
Kathryn R. Fixen   +2 more
doaj   +1 more source

Electron transfer process in microbial electrochemical technologies: the role of cell-surface exposed conductive proteins [PDF]

open access: yes, 2018
Electroactive microorganisms have attracted significant interest for the development of novel biotechnological systems of low ecological footprint.
Clarke, Thomas A.   +5 more
core   +1 more source

Mechanical Energy Drives the Growth and Carbon Fixation of Electroactive Microorganisms

open access: yesEngineering
Phototrophy and chemotrophy are two dominant types of microbial metabolism. However, to date, the potential of the ubiquitous and versatile mechanical energy as a renewable energy source to drive the growth of microorganisms has remained unknown and not ...
Guoping Ren   +6 more
doaj   +1 more source

Arsenic Redox Potential of Arsenic Respiring Purple Non-Sulfur Bacteria Rhodopseudomonas palustris Isolated from Industrially Contaminated Sites

open access: yesTSF Journal of Biology
Arsenic is a ubiquitous toxic metalloid, the concentration of which has reached dangerous levels in many areas of the world due to various anthropogenic activities.
Yasir Rehman, Fatima Tuz Zahra
doaj   +1 more source

Evaluating Rhodopseudomonas palustris, Saccharomyces cerevisiae, and Bacillus licheniformis as substitutes for microalgae food source: Impacts on growth, survival, gut microbiota, and nutrition of Cyclina sinensis

open access: yesAquaculture Reports
The cultivation of microalgae is constrained by factors such as temperature and light intensity, which imposes huge economic burdens and risks on shellfish farming.
Shiyu Yan   +9 more
doaj   +1 more source

Formation of NifA-PII complex represses ammonium-sensitive nitrogen fixation in diazotrophic proteobacteria lacking NifL

open access: yesCell Reports
Summary: Biological nitrogen fixation catalyzed by nitrogenase contributes greatly to the global nitrogen cycle. Nitrogenase expression is subject to regulation in response to nitrogen availability.
Yan Zeng   +11 more
doaj   +1 more source

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