Structural and functional complexity of HSP90 in cellular homeostasis and disease

G Chiosis, CS Digwal, JB Trepel… - Nature Reviews Molecular …, 2023 - nature.com
Abstract Heat shock protein 90 (HSP90) is a chaperone with vital roles in regulating
proteostasis, long recognized for its function in protein folding and maturation. A view is …

The HSP90 chaperone machinery

FH Schopf, MM Biebl, J Buchner - Nature reviews Molecular cell biology, 2017 - nature.com
The heat shock protein 90 (HSP90) chaperone machinery is a key regulator of proteostasis
under both physiological and stress conditions in eukaryotic cells. As HSP90 has several …

Structure of Hsp90–Hsp70–Hop–GR reveals the Hsp90 client-loading mechanism

RYR Wang, CM Noddings, E Kirschke, AG Myasnikov… - Nature, 2022 - nature.com
Maintaining a healthy proteome is fundamental for the survival of all organisms. Integral to
this are Hsp90 and Hsp70, molecular chaperones that together facilitate the folding …

Structure of Hsp90–p23–GR reveals the Hsp90 client-remodelling mechanism

CM Noddings, RYR Wang, JL Johnson, DA Agard - Nature, 2022 - nature.com
Hsp90 is a conserved and essential molecular chaperone responsible for the folding and
activation of hundreds of 'client'proteins,–. The glucocorticoid receptor (GR) is a model client …

Cryo-EM structure of the agonist-bound Hsp90-XAP2-AHR cytosolic complex

J Gruszczyk, L Grandvuillemin, J Lai-Kee-Him… - Nature …, 2022 - nature.com
The aryl hydrocarbon receptor (AHR) is a ligand-dependent transcription factor that
mediates a broad spectrum of (patho) physiological processes in response to numerous …

A unified model for the G1/S cell cycle transition

S Hume, GL Dianov, K Ramadan - Nucleic acids research, 2020 - academic.oup.com
Efficient S phase entry is essential for development, tissue repair, and immune defences.
However, hyperactive or expedited S phase entry causes replication stress, DNA damage …

Hsp90 and Hsp70 chaperones: Collaborators in protein remodeling

O Genest, S Wickner, SM Doyle - Journal of Biological Chemistry, 2019 - ASBMB
Heat shock proteins 90 (Hsp90) and 70 (Hsp70) are two families of highly conserved ATP-
dependent molecular chaperones that fold and remodel proteins. Both are important …

Unravelling biological macromolecules with cryo-electron microscopy

R Fernandez-Leiro, SHW Scheres - Nature, 2016 - nature.com
Abstract Knowledge of the three-dimensional structures of proteins and other biological
macromolecules often aids understanding of how they perform complicated tasks in the cell …

Structure, function, and regulation of the Hsp90 machinery

MM Biebl, J Buchner - Cold Spring Harbor perspectives …, 2019 - cshperspectives.cshlp.org
Heat shock protein 90 (Hsp90) is a molecular chaperone involved in the maturation of a
plethora of substrates (“clients”), including protein kinases, transcription factors, and E3 …

The Hsp70–Hsp90 chaperone cascade in protein folding

TM Luengo, MP Mayer, SGD Rüdiger - Trends in cell biology, 2019 - cell.com
Conserved families of molecular chaperones assist protein folding in the cell. Here we
review the conceptual advances on three major folding routes:(i) spontaneous, chaperone …