Results 21 to 30 of about 418,378 (371)

The Molybdenum Cofactor [PDF]

open access: yesJournal of Biological Chemistry, 2013
The transition element molybdenum needs to be complexed by a special cofactor to gain catalytic activity. Molybdenum is bound to a unique pterin, thus forming the molybdenum cofactor (Moco), which, in different variants, is the active compound at the catalytic site of all molybdenum-containing enzymes in nature, except bacterial molybdenum nitrogenase.
openaire   +3 more sources

Immune-Mediated Mechanisms in Cofactor-Dependent Food Allergy and Anaphylaxis: Effect of Cofactors in Basophils and Mast Cells

open access: yesFrontiers in Immunology, 2021
Cofactors may explain why in some cases food ingestion leads to anaphylaxis while in others elicits a milder reaction or tolerance. With cofactors, reactions become more severe and/or have a lower allergen threshold. Cofactors are present in up to 58% of
Rosa Muñoz-Cano   +31 more
doaj   +1 more source

Food Regime for Phenylketonuria: Presenting Complications and Possible Solutions

open access: yesJournal of Multidisciplinary Healthcare, 2022
Sudipt Kumar Dalei, Nidhi Adlakha Regional Center for Biotechnology, NCR Biotech Science Cluster, Faridabad, Haryana, IndiaCorrespondence: Nidhi Adlakha Email nidhi.adlakha@rcb.res.inAbstract: In the category of rare inherited genetic disorders ...
Kumar Dalei S, Adlakha N
doaj  

Identification of YdhV as the first molybdoenzyme binding a Bis-Mo-MPT cofactor in escherichia coli [PDF]

open access: yes, 2019
The oxidoreductase YdhV in Escherichia coli has been predicted to belong to the family of molybdenum/tungsten cofactor (Moco/Wco)-containing enzymes. In this study, we characterized the YdhV protein in detail, which shares amino acid sequence homology ...
Dau, Holger   +7 more
core   +1 more source

Pterin function in bacteria

open access: yesPteridines, 2017
Pterins are widely conserved biomolecules that play essential roles in diverse organisms. First described as enzymatic cofactors in eukaryotic systems, bacterial pterins were discovered in cyanobacteria soon after.
Feirer Nathan, Fuqua Clay
doaj   +1 more source

The Geometry of the Catalytic Active Site in [FeFe]-hydrogenases is Determined by Hydrogen Bonding and Proton Transfer [PDF]

open access: yes, 2019
[FeFe]-hydrogenases are efficient metalloenzymes that catalyze the oxidation and evolution of molecular hydrogen, H2. They serve as a blueprint for the design of synthetic H2-forming catalysts.
Apfel, Ulf-Peter   +11 more
core   +2 more sources

Non‐DNA‐binding cofactors enhance DNA‐binding specificity of a transcriptional regulatory complex

open access: yesMolecular Systems Biology, 2011
Recruitment of cofactors to specific DNA sites is integral for specificity in gene regulation. As a model system, we examined how targeting and transcriptional control of the sulfur metabolism genes in Saccharomyces cerevisiae is governed by recruitment ...
Trevor Siggers   +4 more
doaj   +1 more source

Targeting MYCN in Pediatric and Adult Cancers

open access: yesFrontiers in Oncology, 2021
The deregulation of the MYC family of oncogenes, including c-MYC, MYCN and MYCL occurs in many types of cancers, and is frequently associated with a poor prognosis.
Zhihui Liu   +4 more
doaj   +1 more source

The Purification and Mechanism of Action of Human Antithrombin-Heparin Cofactor

open access: hybridJournal of Biological Chemistry, 1973
Robert Rosenberg, Paul S. Damus
openalex   +2 more sources

Integrability of planar polynomial differential systems through linear differential equations [PDF]

open access: yes, 2005
In this work, we consider rational ordinary differential equations dy/dx = Q(x,y)/P(x,y), with Q(x,y) and P(x,y) coprime polynomials with real coefficients.
Giacomini, Héctor   +2 more
core   +6 more sources

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