The known unknowns of the Hsp90 chaperone

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, chaperoning hundreds of ‘clients’ (substrate...

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Main Authors: Laura-Marie Silbermann, Benjamin Vermeer, Sonja Schmid, Katarzyna Tych
Format: Article
Language:English
Published: eLife Sciences Publications Ltd 2024-12-01
Series:eLife
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Online Access:https://elifesciences.org/articles/102666
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author Laura-Marie Silbermann
Benjamin Vermeer
Sonja Schmid
Katarzyna Tych
author_facet Laura-Marie Silbermann
Benjamin Vermeer
Sonja Schmid
Katarzyna Tych
author_sort Laura-Marie Silbermann
collection DOAJ
description 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, chaperoning hundreds of ‘clients’ (substrates). After decades of research, several ‘known unknowns’ about the molecular function of Hsp90 remain unanswered, hampering rational drug design for the treatment of cancers, neurodegenerative, and other diseases. We highlight three fundamental open questions, reviewing the current state of the field for each, and discuss new opportunities, including single-molecule technologies, to answer the known unknowns of the Hsp90 chaperone.
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spelling doaj-art-ec8800e8d6974114b03f729cfad3a9c32025-01-28T11:57:07ZengeLife Sciences Publications LtdeLife2050-084X2024-12-011310.7554/eLife.102666The known unknowns of the Hsp90 chaperoneLaura-Marie Silbermann0https://orcid.org/0000-0001-5989-1774Benjamin Vermeer1https://orcid.org/0000-0002-8375-2966Sonja Schmid2https://orcid.org/0000-0002-3710-5602Katarzyna Tych3https://orcid.org/0000-0001-9091-0507Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsLaboratory of Biophysics, Wageningen University & Research, Wageningen, NetherlandsLaboratory of Biophysics, Wageningen University & Research, Wageningen, NetherlandsGroningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsMolecular 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, chaperoning hundreds of ‘clients’ (substrates). After decades of research, several ‘known unknowns’ about the molecular function of Hsp90 remain unanswered, hampering rational drug design for the treatment of cancers, neurodegenerative, and other diseases. We highlight three fundamental open questions, reviewing the current state of the field for each, and discuss new opportunities, including single-molecule technologies, to answer the known unknowns of the Hsp90 chaperone.https://elifesciences.org/articles/102666Hsp90molecular chaperonesproteostasis
spellingShingle Laura-Marie Silbermann
Benjamin Vermeer
Sonja Schmid
Katarzyna Tych
The known unknowns of the Hsp90 chaperone
eLife
Hsp90
molecular chaperones
proteostasis
title The known unknowns of the Hsp90 chaperone
title_full The known unknowns of the Hsp90 chaperone
title_fullStr The known unknowns of the Hsp90 chaperone
title_full_unstemmed The known unknowns of the Hsp90 chaperone
title_short The known unknowns of the Hsp90 chaperone
title_sort known unknowns of the hsp90 chaperone
topic Hsp90
molecular chaperones
proteostasis
url https://elifesciences.org/articles/102666
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