Results 31 to 40 of about 4,905 (211)

Mycobacterium tuberculosis Peptidyl-Prolyl Isomerases Also Exhibit Chaperone like Activity In-Vitro and In-Vivo. [PDF]

open access: yesPLoS ONE, 2016
Peptidyl-prolyl cis-trans isomerases (Ppiases), also known as cyclophilins, are ubiquitously expressed enzymes that assist in protein folding by isomerization of peptide bonds preceding prolyl residues.
Saurabh Pandey   +8 more
doaj   +1 more source

The cyclophilins.

open access: yesGenome biology, 2005
Cyclophilins (Enzyme Commission (EC) number 5.1.2.8) belong to a group of proteins that have peptidyl-prolyl cis-trans isomerase activity; such proteins are collectively known as immunophilins and also include the FK-506-binding proteins and the parvulins. Cyclophilins are found in all cells of all organisms studied, in both prokaryotes and eukaryotes;
Wang, Ping, Heitman, Joseph
openaire   +2 more sources

Cyclophilin Inhibitors: An Emerging Class of Therapeutics for the Treatment of Chronic Hepatitis C Infection

open access: yesViruses, 2012
The advent of the replicon system together with advances in cell culture have contributed significantly to our understanding of the function of virally-encoded structural and nonstructural proteins in the replication cycle of the hepatitis C virus.
Philippe Gallay, Sam Hopkins
doaj   +1 more source

Cyclophilin D links programmed cell death and organismal aging in Podospora anserina [PDF]

open access: yes, 2018
This is the final version of the article. Available from Wiley via the DOI in this record.Cyclophilin D (CYPD) is a mitochondrial peptidyl prolyl-cis,trans-isomerase involved in opening of the mitochondrial permeability transition pore (mPTP).
Breunig, C   +5 more
core   +1 more source

Fragment-based discovery of a new family of non-peptidic small-molecule cyclophilin inhibitors with potent antiviral activities

open access: yesNature Communications, 2016
Cyclophilins play a key role in the life cycle of many viruses and represent important drug targets for broad-spectrum antiviral therapies. Here, the authors use fragment-based drug discovery to develop non-peptidic inhibitors of human cyclophilins with ...
Abdelhakim Ahmed-Belkacem   +12 more
doaj   +1 more source

Combined Pharmacological Inhibition of Cyclophilins, FK506-Binding Proteins, Hsp90, and Hsp70 Protects Cells From Clostridium botulinum C2 Toxin

open access: yesFrontiers in Pharmacology, 2018
The Clostridium botulinum C2 toxin is an exotoxin causing severe enterotoxic symptoms. The C2 toxin consists of the binding/translocation component C2II, and the enzymatic active component C2I.
Katharina Ernst   +3 more
doaj   +1 more source

Genome-wide characterization of peptidyl-prolyl  cis–trans  isomerases in Penicillium and their regulation by salt stress in a halotolerant P. oxalicum

open access: yesScientific Reports, 2021
Peptidyl-prolyl cis–trans isomerases (PPIases) are the only class of enzymes capable of cis–trans isomerization of the prolyl peptide bond. The PPIases, comprising of different families viz., cyclophilins, FK506-binding proteins (FKBPs), parvulins and ...
Mangaljeet Singh   +9 more
doaj   +1 more source

Native State Proline Isomerization:  An Intrinsic Molecular Switch [PDF]

open access: yes, 2003
Exquisite control of biological function is achieved via tight regulation of the catalytic and binding activities of cellular proteins. The mechanistic details of protein regulation vary from targeted chemical modification of amino acid side chains (1 ...
Andreotti, Amy, Andreotti, Amy
core   +3 more sources

The Arabidopsis Cyclophilin Gene Family [PDF]

open access: yesPlant Physiology, 2004
AbstractDatabase searching has allowed the identification of a number of previously unreported single and multidomain isoform members of the Arabidopsis cyclophilin gene family. In addition to the cyclophilin-like peptidyl-prolyl cis-trans isomerase domain, the latter contain a variety of other domains with characterized functions.
Patrick G N, Romano   +2 more
openaire   +2 more sources

Structural and Functional Insights into Human Nuclear Cyclophilins

open access: yesBiomolecules, 2018
The peptidyl prolyl isomerases (PPI) of the cyclophilin type are distributed throughout human cells, including eight found solely in the nucleus. Nuclear cyclophilins are involved in complexes that regulate chromatin modification, transcription, and pre ...
Caroline Rajiv, Tara L. Davis
doaj   +1 more source

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