Results 131 to 140 of about 43,163 (273)

Stability and Conformational Resilience of Protein Disulfide Isomerase

open access: yesBiochemistry, 2019
Protein disulfide isomerase (PDI) is a redox-dependent protein with oxidoreductase and chaperone activities. It is a U-shaped protein with an abb'xa' structural organization in which the a and a' domains have CGHC active sites, the b and b' domains are involved with substrate binding, and x is a flexible linker. PDI exhibits substantial flexibility and
Jessica Guyette   +3 more
openaire   +3 more sources

Thiol Isomerases: Enzymatic Mechanisms, Models of Oxidation, and Antagonism by Galloylated Polyphenols

open access: yesAntioxidants
Thiol isomerases are a family of enzymes that participate in oxidative protein folding. They contain highly reactive vicinal thiols in a CXXC motif within their catalytic domains to mediate thiol-disulfide switching as part of their reductase, oxidase ...
Osamede C. Owegie   +3 more
doaj   +1 more source

Differential activity of rice protein disulfide isomerase family members for disulfide bond formation and reduction

open access: yesFEBS Open Bio, 2014
Protein disulfide isomerases (PDIs), a family of thiol-disulfide oxidoreductases that are ubiquitous in all eukaryotes, are the principal catalysts for disulfide bond formation. Here, we investigated three rice (Oryza sativa) PDI family members (PDIL1;1,
Yayoi Onda, Yohei Kobori
doaj   +1 more source

ERdj5 is the ER reductase that catalyzes the removal of non-native disulfides and correct folding of the LDL receptor [PDF]

open access: yes, 2013
ERdj5 is a member of the protein disulfide isomerase family of proteins localized to the endoplasmic reticulum (ER) of mammalian cells. To date, only a limited number of substrates for ERdj5 are known.
Braakman, Ineke   +4 more
core   +1 more source

Folding of peptides and proteins: role of disulfide bonds, recent developments

open access: yesBiomolecular Concepts, 2013
Disulfide-containing proteins are ideal models for studies of protein folding as the folding intermediates can be observed, trapped, and separated by HPLC during the folding reaction.
Hidaka Yuji, Shimamoto Shigeru
doaj   +1 more source

nDsbD: a redox interaction hub in the Escherichia coli periplasm [PDF]

open access: yes, 2018
.: DsbD is a redox-active protein of the inner Escherichia coli membrane possessing an N-terminal (nDsbD) and a C-terminal (cDsbD) periplasmic domain. nDsbD interacts with four different redox proteins involved in the periplasmic disulfide isomerization ...
Capitani, G.   +3 more
core  

Structural and functional characterization of the oxidoreductase a-DsbA1 from wolbachia pipientis

open access: yes, 2009
The α-proteobacterium Wolbachia pipientis is a highly successful intracellular endosymbiont of invertebrates that manipulates its host\u27s reproductive biology to facilitate its own maternal transmission. The fastidious nature of Wolbachia and the
Frei, Patrick   +9 more
core   +1 more source

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