Results 61 to 70 of about 26,846 (224)

Flavin-Based Electron Bifurcation, Ferredoxin, Flavodoxin, and Anaerobic Respiration With Protons (Ech) or NAD+ (Rnf) as Electron Acceptors: A Historical Review

open access: yesFrontiers in Microbiology, 2018
Flavin-based electron bifurcation is a newly discovered mechanism, by which a hydride electron pair from NAD(P)H, coenzyme F420H2, H2, or formate is split by flavoproteins into one-electron with a more negative reduction potential and one with a more ...
Wolfgang Buckel, Rudolf K. Thauer
doaj   +1 more source

Regulation of photosynthetic electron flow on dark to light transition by ferredoxin:NADP(H) oxidoreductase interactions

open access: yeseLife, 2021
During photosynthesis, electron transport is necessary for carbon assimilation and must be regulated to minimize free radical damage. There is a longstanding controversy over the role of a critical enzyme in this process (ferredoxin:NADP(H ...
Manuela Kramer   +9 more
doaj   +1 more source

Complete genome sequence of Syntrophobacter fumaroxidans strain (MPOB(T)). [PDF]

open access: yes, 2012
Syntrophobacter fumaroxidans strain MPOB(T) is the best-studied species of the genus Syntrophobacter. The species is of interest because of its anaerobic syntrophic lifestyle, its involvement in the conversion of propionate to acetate, H2 and CO2 during ...
Crable, Bryan R   +15 more
core   +2 more sources

Inactivation of clostridial ferredoxin and pyruvate-ferredoxin oxidoreductase by sodium nitrite [PDF]

open access: yesApplied and Environmental Microbiology, 1987
Clostridial ferredoxin and pyruvate-ferredoxin oxidoreductase activity was investigated after in vitro or in vivo treatment with sodium nitrite. In vitro treatment of commercially available Clostridium pasteurianum ferredoxin with sodium nitrite inhibited ferredoxin activity.
Carpenter, C. E.   +2 more
openaire   +4 more sources

Mechanochemistry: Fundamental Principles and Applications

open access: yesAdvanced Science, EarlyView.
In this review, the physicochemical principles of mechanochemistry are first clarified. Based on this foundation, the research basis and cutting‐edge scientific achievements in four areas are introduced: solid‐state organic chemistry, polymers, interface science, and biomechanochemistry.
Liang Dong   +4 more
wiley   +1 more source

Exploiting photosynthesis-driven P450 activity to produce indican in tobacco chloroplasts

open access: yesFrontiers in Plant Science, 2023
Photosynthetic organelles offer attractive features for engineering small molecule bioproduction by their ability to convert solar energy into chemical energy required for metabolism.
Silas B. Mellor   +7 more
doaj   +1 more source

A distinct ferredoxin for nitrogen fixation isolated from heterocysts of the cyanobacterium Anabaena variabilis [PDF]

open access: yes, 1985
Ferredoxin from heterocysts of Anabaena variabilis has been isolated and its biological activity compared to ferredoxin obtained from vegetative cells of the same organism.
Böhme, Herbert, Schrautemeier, Bernhard
core   +1 more source

Engineering Electron Transfer Flux between Cytochrome P450 Enzyme and P450 Reductase to Enhance Serotonin Production in Escherichia Coli

open access: yesAdvanced Science, EarlyView.
The electron transfer flux in CPR‐P450 catalytic system is systematically engineered through: i) enhancing electron transfer rate by redesigning the putative electron transfer pathway of CPR; ii) improving electron‐receiving rate by evolving the heme domain of tryptophan‐5‐hydroxylase (T5H); iii) enlarging electron supply by fine‐tuning NADPH synthesis.
Wenzhao Xu   +4 more
wiley   +1 more source

Protease-associated import systems are widespread in Gram-negative bacteria.

open access: yesPLoS Genetics, 2019
Bacteria have evolved sophisticated uptake machineries in order to obtain the nutrients required for growth. Gram-negative plant pathogens of the genus Pectobacterium obtain iron from the protein ferredoxin, which is produced by their plant hosts.
Rhys Grinter   +8 more
doaj   +1 more source

Higher Reduced State of Fe/S-Signals, with the Suppressed Oxidation of P700, Causes PSI Inactivation in Arabidopsis thaliana

open access: yesAntioxidants, 2022
Environmental stress increases the risk of electron accumulation in photosystem I (PSI) of chloroplasts, which can cause oxygen (O2) reduction to superoxide radicals and decreased photosynthetic ability.
Riu Furutani   +4 more
doaj   +1 more source

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