Results 51 to 60 of about 86,419 (320)

Prolyl 4-hydroxlase activity is essential for development and cuticle formation in the human infective parasitic nematode Brugia malayi [PDF]

open access: yes, 2013
Collagen prolyl 4-hydroxylases (C-P4H) are required for formation of extracellular matrices in higher eukaryotes. These enzymes convert proline residues within the repeat regions of collagen polypeptides to 4-hydroxyproline, a modification essential for ...
Alan D. Winter   +40 more
core   +1 more source

Expression of Functional Human Sialyltransferases ST3Gal1 and ST6Gal1 in Escherichia coli. [PDF]

open access: yesPLoS ONE, 2016
Sialyltransferases (STs) are disulfide-containing, type II transmembrane glycoproteins that catalyze the transfer of sialic acid to proteins and lipids and participate in the synthesis of the core structure oligosaccharides of human milk.
Maria Elena Ortiz-Soto, Jürgen Seibel
doaj   +1 more source

Platelet Protein Disulfide Isomerase Promotes Glycoprotein Ib&agr;–Mediated Platelet-Neutrophil Interactions Under Thromboinflammatory Conditions

open access: yesCirculation, 2019
Background: Platelet-neutrophil interactions contribute to vascular occlusion and tissue damage in thromboinflammatory disease. Platelet glycoprotein Ib&agr; (GPIb&agr;), a key receptor for the cell-cell interaction, is believed to be constitutively ...
Jing Li   +11 more
semanticscholar   +1 more source

A functionalized hydroxydopamine quinone links thiol modification to neuronal cell death

open access: yesRedox Biology, 2020
Recent findings suggest that dopamine oxidation contributes to the development of Parkinson's disease (PD); however, the mechanistic details remain elusive.
Ali Farzam   +6 more
doaj   +1 more source

Arginyltransferase, Its Specificity, Putative Substrates, Bidirectional Promoter, and Splicing-derived Isoforms [PDF]

open access: yes, 2006
Substrates of the N-end rule pathway include proteins with destabilizing N-terminal residues. Three of them, Asp, Glu, and (oxidized) Cys, function through their conjugation to Arg, one of destabilizing N-terminal residues that are recognized directly by
Brower, Christopher S.   +7 more
core   +2 more sources

Functional Differences in Yeast Protein Disulfide Isomerases [PDF]

open access: yesThe Journal of Cell Biology, 2001
PDI1 is the essential gene encoding protein disulfide isomerase in yeast. The Saccharomyces cerevisiae genome, however, contains four other nonessential genes with homology to PDI1: MPD1, MPD2, EUG1, and EPS1. We have investigated the effects of simultaneous deletions of these genes. In several cases, we found that the ability of the PDI1 homologues to
P, Nørgaard   +5 more
openaire   +2 more sources

A critical role of the thioredoxin domain containing protein 5 (TXNDC5) in redox homeostasis and cancer development

open access: yesGenes and Diseases, 2018
Correct folding of nascent peptides occurs in the endoplasmic reticulum (ER). It is a complicate process primarily accomplished by the coordination of multiple redox proteins including members of the protein disulfide isomerase (PDI) family.
Hedy A. Chawsheen   +3 more
doaj   +1 more source

Soluble expression of human leukemia inhibitory factor with protein disulfide isomerase in Escherichia coli and its simple purification. [PDF]

open access: yesPLoS ONE, 2013
Human leukemia inhibitory factor (hLIF) is a multifunctional cytokine that is essential for maintaining the pluripotency of embryonic stem cells. hLIF may be also be useful in aiding fertility through its effects on increasing the implantation rate of ...
Jung-A Song   +12 more
doaj   +1 more source

Influence of the Season and Region Factor on Phosphoproteome of Stallion Epididymal Sperm

open access: yesAnimals, 2021
Epididymal maturation can be defined as a scope of changes occurring during epididymal transit that prepare spermatozoa to undergo capacitation. One of the most common post-translational modifications involved in the sperm maturation process and their ...
Katarzyna Dyrda   +3 more
doaj   +1 more source

Mitochondrial Thioredoxin System as a Modulator of Cyclophilin D Redox State [PDF]

open access: yes, 2016
The mitochondrial thioredoxin system (NADPH, thioredoxin reductase, thioredoxin) is a major redox regulator. Here we have investigated the redox correlation between this system and the mitochondrial enzyme cyclophilin D.
Bindoli, Alberto   +7 more
core   +1 more source

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