Results 21 to 30 of about 28,299 (224)

Complete Determination of the Pin1 Catalytic Domain Thermodynamic Cycle by NMR Lineshape Analysis [PDF]

open access: yes, 2011
The phosphorylation-specific peptidyl-prolyl isomerase Pin1 catalyzes the isomerization of the peptide bond preceding a proline residue between cis and trans isomers.
De, Soumya   +5 more
core   +2 more sources

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

An Alternative Pin1 Binding and Isomerization Site in the N-Terminus Domain of PSD-95

open access: yesFrontiers in Molecular Neuroscience, 2020
Phosphorylation-dependent peptidyl-prolyl cis-trans isomerization plays key roles in cell cycle progression, the pathogenesis of cancer, and age-related neurodegeneration.
Jary Y. Delgado
doaj   +1 more source

Pancreatic tumor eradication via selective Pin1 inhibition in cancer-associated fibroblasts and T lymphocytes engagement

open access: yesNature Communications, 2022
Pharmacological inhibition of the prolyl isomerase PIN1, highly expressed in cancer cells and cancer associated fibroblasts (CAF), has been proposed for cancer therapy. Here the authors report the design of a DNA-barcoded micellular system functionalized
Jiaye Liu   +25 more
doaj   +1 more source

Cyclophilin E (CypE) Functions as a Positive Regulator in Osteoblast Differentiation by Regulating the Transcriptional Activity of Runx2

open access: yesCells, 2023
Cyclophilin E (CypE) belongs to the cyclophilin family and exhibits peptidyl-prolyl cis-trans isomerase (PPIase) activity. It participates in various biological processes through the regulation of peptidyl-prolyl isomerization. However, the specific role
Meiyu Piao   +5 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

Peptidyl-prolyl cis-trans isomerases (immunophilins) and their roles in parasite biochemistry, host-parasite interaction and antiparasitic drug action. [PDF]

open access: yes, 2006
Immunophilin is the collective name given to the cyclophilin and FK506-binding protein (FKBP) families. As the name suggests, these include the major binding proteins of certain immunosuppressive drugs: cyclophilins for the cyclic peptide cyclosporin A ...
Adams   +101 more
core   +1 more source

Collagens - structure, function and biosynthesis. [PDF]

open access: yes, 2003
The extracellular matrix represents a complex alloy of variable members of diverse protein families defining structural integrity and various physiological functions.
Aigner, T, Gelse, K, Poschl, E
core   +1 more source

Biosynthesis and enzymology of the Caenorhabditis elegans cuticle: identification and characterization of a novel serine protease inhibitor. [PDF]

open access: yes, 2006
The nematode Caenorhabditis elegans represents an excellent model in which to examine nematode gene expression and function. A completed genome, straightforward transgenesis, available mutants and practical genome-wide RNAi approaches provide an ...
Andrew J. Birnie   +42 more
core   +1 more source

Prolyl isomerases catalyze antibody folding in vitro [PDF]

open access: yesProtein Science, 1993
AbstractSome slow‐folding phases in the in vitro refolding of proteins originate from the isomerization of prolyl‐peptide bonds, which can be accelerated by a class of enzymes called prolyl isomerases (PPIs). We used the in vitro folding of an antibody Fab fragment as a model system to study the effect of PPI on a folding reaction that is only ...
H, Lilie   +3 more
openaire   +2 more sources

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