Results 21 to 30 of about 330,401 (264)

Two DsbA Proteins Are Important for Vibrio parahaemolyticus Pathogenesis

open access: yesFrontiers in Microbiology, 2019
Bacterial pathogens maintain disulfide bonds for protein stability and functions that are required for pathogenesis. Vibrio parahaemolyticus is a Gram-negative pathogen that causes food-borne gastroenteritis and is also an important opportunistic ...
Chun-qin Wu   +8 more
doaj   +1 more source

Nitrogenase Fe Protein: A Multi-Tasking Player in Substrate Reduction and Metallocluster Assembly

open access: yesMolecules, 2022
The Fe protein of nitrogenase plays multiple roles in substrate reduction and metallocluster assembly. Best known for its function to transfer electrons to its catalytic partner during nitrogenase catalysis, the Fe protein is also a key player in the ...
Markus W. Ribbe   +7 more
doaj   +1 more source

Changes in the ascorbate-glutathione system during storage of recalcitrant seeds of Acer saccharinum L.

open access: yesActa Societatis Botanicorum Poloniae, 2011
Two seed lots of Acer saccharinum (recalcitrant), with an initial moisture content of 50% and 55%, were stored at +3oC for 6 months. After this time, their viability (measured as germinability) reached 100% and 30%, respectively.
Ewelina Ratajczak, Stanisława Pukacka
doaj   +1 more source

The Fe Protein: An Unsung Hero of Nitrogenase

open access: yesInorganics, 2018
Although the nitrogen-fixing enzyme nitrogenase critically requires both a reductase component (Fe protein) and a catalytic component, considerably more work has focused on the latter species.
Andrew J. Jasniewski   +3 more
doaj   +1 more source

The flavoheme reductase Ncb5or protects cells against endoplasmic reticulum stress-induced lipotoxicity[S]

open access: yesJournal of Lipid Research, 2010
NCB5OR is a novel flavoheme reductase with a cytochrome b5-like domain at the N-terminus and a cytochrome b5 reductase-like domain at the C terminus. Ncb5or knock-out mice develop insulin deficient diabetes and loss of white adipose tissue.
Yongzhao Zhang   +6 more
doaj   +1 more source

Characterization of d-xylose reductase, XyrB, from Aspergillus niger

open access: yesBiotechnology Reports, 2021
d-xylose reductase is a member of the aldo-keto reductase family, and is involved in d-xylose and l-arabinose conversion through the Pentose Catabolic Pathway (PCP) in fungi.
Agata Terebieniec   +5 more
doaj   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Murburn concept: a paradigm shift in cellular metabolism and physiology

open access: yesBiomolecular Concepts, 2020
Two decades of evidence-based exploratory pursuits in heme-flavin enzymology led to the formulation of a new biological electron/moiety transfer paradigm, called murburn concept.
Manoj Kelath Murali
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Growth and Mineral Nutrition of the Chickpea ( Cicer arietinum L.)-Rhizobia Symbiosis under Water Deficit

open access: yesBrazilian Archives of Biology and Technology, 2018
The effect of the water deficit on the fresh and dry weight in the various parts of the plant and on several mineral processes in different symbiotic combinations for the chickpea (Cicer arietinum L.) varieties was studied.
Ahmed Khadraji   +2 more
doaj   +1 more source

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