Results 41 to 50 of about 135,211 (213)

Immunocytochemical localization of APS reductase and bisulfite reductase in three Desulfovibrio species [PDF]

open access: yes, 1988
The localization of APS reductase and bisulfite reductase in Desulfovibrio gigas, D. vulgaris Hildenborough and D. thermophilus was studied by immunoelectron microscopy.
Moura, J.J.G.   +23 more
core   +2 more sources

Light driven CO2 fixation by using cyanobacterial photosystem I and NADPH-dependent formate dehydrogenase. [PDF]

open access: yesPLoS ONE, 2013
The ultimate goal of this research is to construct a new direct CO2 fixation system using photosystems in living algae. Here, we report light-driven formate production from CO2 by using cyanobacterial photosystem I (PS I).
Masaki Ihara   +3 more
doaj   +1 more source

Comparison of the Electrostatic Binding Sites on the Surface of Ferredoxin for Two Ferredoxin-dependent Enzymes, Ferredoxin-NADP+ Reductase and Sulfite Reductase [PDF]

open access: yesJournal of Biological Chemistry, 1999
Plant-type ferredoxin (Fd), a [2Fe-2S] iron-sulfur protein, functions as an one-electron donor to Fd-NADP(+) reductase (FNR) or sulfite reductase (SiR), interacting electrostatically with them. In order to understand the protein-protein interaction between Fd and these two different enzymes, 10 acidic surface residues in maize Fd (isoform III), Asp-27,
T, Akashi   +6 more
openaire   +2 more sources

An Avalanche Effect Nanomodulator Triggers Cascade Ferroptosis/Cuproptosis for Immunosuppressive Microenvironment Remodeling

open access: yesAdvanced Science, EarlyView.
A nanomodulator called L‐Arginine/lificiguat@Copper‐hollow Prussian blue@Calcium phosphate nanoparticles is constructed to launch a self‐amplifying “avalanche effect” in tumor cells. The ensuing cascade, triggered by the acidic tumor microenvironment and near‐infrared light, induces calcium overload, generates a reactive oxygen species and reactive ...
Hongmei Zhou   +9 more
wiley   +1 more source

Ferredoxin 1 is essential for embryonic development and lipid homeostasis

open access: yeseLife
Mammalian ferredoxin 1 and 2 (FDX1/2) belong to an evolutionary conserved family of iron-sulfur cluster containing proteins and act as electron shutters between ferredoxin reductase (FDXR) and numerous proteins involved in critical biological pathways ...
Shakur Mohibi   +5 more
doaj   +1 more source

Design and Synthesis of Chalcone Derivatives as Inhibitors of the Ferredoxin — Ferredoxin-NADP+ Reductase Interaction of Plasmodium falciparum: Pursuing New Antimalarial Agents

open access: yesMolecules, 2014
Some chalcones have been designed and synthesized using Claisen-Schmidt reactions as inhibitors of the ferredoxin and ferredoxin-NADP+ reductase interaction to pursue a new selective antimalaria agent.
Hery Suwito   +11 more
doaj   +1 more source

Discovery of an Antiviral Electron Transfer Process to Create Catalytically Self‐Sufficient Viral Restriction Factors

open access: yesAngewandte Chemie International Edition, EarlyView.
CYB5R3 is identified as a putative electron‐transfer partner of viperin (RSAD2), explaining why ER localisation is required for antiviral activity. Its utilisation enabled the engineering of immune‐silent, catalytically self‐sufficient antiviral restriction factor enzymes (iCAREs) that produce an antiviral nucleoside triphosphate analogue (ANTA ...
Mengdi Wu   +16 more
wiley   +1 more source

Residue Glu-91 of Chlamydomonas reinhardtii ferredoxin is essential for electron transfer to ferredoxin-thioredoxin reductase [PDF]

open access: yes, 1997
The [2Fe-2S] soluble ferredoxin from Chlamydomonas reinhardtii was mutated by site directed mutagenesis, using PCR and the expression plasmid pET-Fd as a template. The recombinant mutated proteins were purified to homogeneity and tested in the activation
Stein, Mariana   +11 more
core   +1 more source

Inter-Organelle NAD Metabolism Underpinning Light Responsive NADP Dynamics in Plants

open access: yesFrontiers in Plant Science, 2019
Upon illumination, photosystem I in chloroplasts catalyzes light-driven electron transport from plastocyanin to ferredoxin, followed by the reduction of NADP+ to NADPH by ferredoxin:NADP+ reductase for CO2 fixation.
Shin-nosuke Hashida, Maki Kawai-Yamada
doaj   +1 more source

Enzymatic Electrosynthesis for Sustainable CO2 Conversion: Advancing Circular Carbon Economy

open access: yesCarbon Energy, EarlyView.
Enzymatic electrosynthesis (EES) offers molecular precision in synthesizing value‐added products from CO2. We highlight its distinct edge over alternative enzyme‐hybrid systems and analyze electron transfer pathways. Key strategies to overcome electron transfer bottlenecks and expand product diversity are addressed, and also data‐driven approaches for ...
Yan Xie   +7 more
wiley   +1 more source

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