Results 81 to 90 of about 3,296,549 (170)

The redox switch that regulates molecular chaperones

open access: yesBiomolecular Concepts, 2015
Modification of reactive cysteine residues plays an integral role in redox-regulated reactions. Oxidation of thiolate anions to sulphenic acid can result in disulphide bond formation, or overoxidation to sulphonic acid, representing reversible and ...
Conway Myra E., Lee Christopher
doaj   +1 more source

Emerging roles of molecular chaperones and co-chaperones in selective autophagy: focus on BAG proteins.

open access: yes, 2011
Macroautophagy is a catabolic process by which the cell degrades cytoplasmic components through the lysosomal machinery. While initially acknowledged as a rather unspecific bulk degradation process, growing lines of evidence indicate the selectivity of ...
CARRA, Serena   +7 more
core   +1 more source

An artificial chaperone serves a dual role in regulating the assembly of peptides through phase separation

open access: yesAggregate
In biological systems, molecular assembly primarily relies on the assistance of molecular chaperones. Inspired by nature, strategies like ‘chaperone‐assisted assembly’ and ‘catalyzed assembly’ have been proposed for the sophisticated control of molecular
Wang Li   +10 more
doaj   +1 more source

The known unknowns of the Hsp90 chaperone

open access: yeseLife
Molecular chaperones are vital proteins that maintain protein homeostasis by assisting in protein folding, activation, degradation, and stress protection. Among them, heat-shock protein 90 (Hsp90) stands out as an essential proteostasis hub in eukaryotes,
Laura-Marie Silbermann   +3 more
doaj   +1 more source

Chaperone dependency during biogenesis does not correlate with chaperone dependency during refolding

open access: yesMolecular Systems Biology
Many proteins require molecular chaperones to fold into their functional native forms. However, the roles of chaperones during primary biogenesis in vivo can differ from the functions they play during in vitro refolding experiments.
Divya Yadav   +3 more
doaj   +1 more source

Evolvability of Chaperonin Substrate Proteins [PDF]

open access: yes, 2009
Molecular chaperones ensure that their substrate proteins reach the functional native state, and prevent their aggregation. Recently, an additional function was proposed for molecular chaperones: they serve as buffers (_capacitors_) for evolution by ...
Tobias Maier   +7 more
core  

The role of molecular chaperones in the mechanisms of epileptogenesis. [PDF]

open access: yesCell Stress Chaperones, 2023
Davletshin AI   +4 more
europepmc   +1 more source

Molecular Chaperones [PDF]

open access: yesBiophysical Journal, 2008
Marissa V. Powers, Paul Workman
openaire   +2 more sources

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