Results 81 to 90 of about 97,911 (315)

Characterisation of components and mechanisms involved in redox-regulation of protein import into chloroplasts [PDF]

open access: yes, 2009
The vast majority of chloroplast proteins is encoded in the nucleus and thus has to be posttranslationally imported into the organelle, a process that is facilitated by two multimeric protein machineries, the Toc and Tic complexes (translocon at the ...
Stengel, Anna
core  

Iron economy in Chlamydomonas reinhardtii. [PDF]

open access: yes, 2013
While research on iron nutrition in plants has largely focused on iron-uptake pathways, photosynthetic microbes such as the unicellular green alga Chlamydomonas reinhardtii provide excellent experimental systems for understanding iron metabolism at the ...
Blaby-Haas, Crysten E   +2 more
core   +1 more source

Automatically Defining Protein Words for Diverse Functional Predictions Based on Attention Analysis of a Protein Language Model

open access: yesAdvanced Science, EarlyView.
Understanding protein sequence–function relationships remains challenging due to poorly defined motifs and limited residue‐level annotations. An annotation‐agnostic framework is introduced that segments protein sequences into “protein words” using attention patterns from protein language models.
Hedi Chen   +9 more
wiley   +1 more source

Crystal structure of pectocin M1 reveals diverse conformations and interactions during its initial step via the ferredoxin uptake system

open access: yesFEBS Open Bio
Pectocin M1 (PM1), the bacteriocin from phytopathogenic Pectobacterium carotovorum which causes soft rot disease, has a unique ferredoxin domain that allows it to use FusA of the plant ferredoxin uptake system.
Nawee Jantarit   +4 more
doaj   +1 more source

Fusion of Ferredoxin and Cytochrome P450 Enables Direct Light-Driven Biosynthesis

open access: yesACS Chemical Biology, 2016
Cytochrome P450s (P450s) are key enzymes in the synthesis of bioactive natural products in plants. Efforts to harness these enzymes for in vitro and whole-cell production of natural products have been hampered by difficulties in expressing them ...
S. Mellor   +6 more
semanticscholar   +1 more source

A Heterodimeric Reduced-Ferredoxin-Dependent Methylenetetrahydrofolate Reductase from Syngas-Fermenting Clostridium ljungdahlii

open access: yesMicrobiology Spectrum, 2021
The strict anaerobe Clostridium ljungdahlii can ferment CO or H2/CO2 via the Wood-Ljungdahl pathway to acetate, ethanol, and 2,3‐butanediol. This ability has attracted considerable interest, since it can be used for syngas fermentation to produce ...
Jihong Yi   +6 more
doaj   +1 more source

Heterogeneity of adrenocortical ferredoxin [PDF]

open access: yesFEBS Letters, 1986
Bovine adrenocortical ferredoxin (adreno‐ferredoxin) was purified from adrenocortical mitochondria by an improved method that included hydrophobic chromatography on Toyopearl gels. The purified ferredoxin was electrophoretically homogeneous. It was further separated into five fractions by hydrophobic chromatography on a TSK‐gel phenyl‐5PW column with a
Hiwatashi, Atsuo   +3 more
openaire   +2 more sources

Elektrochemischer Schutz von Cyanobakterienzellen vor molekularem Sauerstoff ermöglicht nachhaltige PhotoH2‐Produktion

open access: yesAngewandte Chemie, EarlyView.
Photosynthetische Mikroorganismen können zur lichtgetriebenen H2‐Entwicklung genutzt werden. Eine Einschränkung ist jedoch die damit verbundene Bildung von molekularem Sauerstoff als Nebenprodukt der Photosynthese, der die Aktivität des Biokatalysators für die H2‐Produktion, d. h. die Hydrogenase, inhibiert.
Panpan Wang   +6 more
wiley   +1 more source

Evolutionary Relationships Between Low Potential Ferredoxin and Flavodoxin Electron Carriers

open access: yesFrontiers in Energy Research, 2019
Proteins from the ferredoxin (Fd) and flavodoxin (Fld) families function as low potential electrical transfer hubs in cells, at times mediating electron transfer between overlapping sets of oxidoreductases.
Ian J. Campbell   +5 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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