Recent advances in understanding catalysis of protein folding by molecular chaperones

D Balchin, M Hayer‐Hartl, FU Hartl - FEBS letters, 2020 - Wiley Online Library
Molecular chaperones are highly conserved proteins that promote proper folding of other
proteins in vivo. Diverse chaperone systems assist de novo protein folding and trafficking …

Advances in hydrogen/deuterium exchange mass spectrometry and the pursuit of challenging biological systems

EI James, TA Murphree, C Vorauer, JR Engen… - Chemical …, 2021 - ACS Publications
Solution-phase hydrogen/deuterium exchange (HDX) coupled to mass spectrometry (MS) is
a widespread tool for structural analysis across academia and the biopharmaceutical …

The Hsc70 disaggregation machinery removes monomer units directly from α-synuclein fibril ends

MM Schneider, S Gautam, TW Herling… - Nature …, 2021 - nature.com
Molecular chaperones contribute to the maintenance of cellular protein homoeostasis
through assisting de novo protein folding and preventing amyloid formation. Chaperones of …

G-quadruplexes rescuing protein folding

A Son, V Huizar Cabral, Z Huang… - Proceedings of the …, 2023 - National Acad Sciences
Maintaining the health of the proteome is a critical cellular task. Recently, we found G-
quadruplex (G4) nucleic acids are especially potent at preventing protein aggregation in …

Elucidating the novel mechanisms of molecular chaperones by single-molecule technologies

AC Mistry, D Chowdhury, S Chakraborty… - Trends in Biochemical …, 2023 - cell.com
Molecular chaperones play central roles in sustaining protein homeostasis and preventing
protein aggregation. Most studies of these systems have been performed in bulk, providing …

A proteome-wide map of chaperone-assisted protein refolding in a cytosol-like milieu

P To, Y Xia, SO Lee, T Devlin… - Proceedings of the …, 2022 - National Acad Sciences
The journey by which proteins navigate their energy landscapes to their native structures is
complex, involving (and sometimes requiring) many cellular factors and processes operating …

A diminished hydrophobic effect inside the GroEL/ES cavity contributes to protein substrate destabilization

I Korobko, RB Eberle, M Roy… - Proceedings of the …, 2022 - National Acad Sciences
Confining compartments are ubiquitous in biology, but there have been few experimental
studies on the thermodynamics of protein folding in such environments. Recently, we …

A temporal gradient of cytonuclear coordination of chaperonins and chaperones during RuBisCo biogenesis in allopolyploid plants

C Li, B Ding, X Ma, X Yang, H Wang… - Proceedings of the …, 2022 - National Acad Sciences
Ribulose-1, 5-bisphosphate carboxylase/oxygenase (RuBisCo) has long been studied from
many perspectives. As a multisubunit (large subunits [LSUs] and small subunits [SSUs]) …

Intrinsically disordered regions promote protein refoldability and facilitate retrieval from biomolecular condensates

P To, AM Bhagwat, HE Tarbox, A Ecer, H Wendorff… - bioRxiv, 2023 - biorxiv.org
Many eukaryotic proteins contain intrinsically disordered regions (IDRs) that intersperse
globular folded domains, in contrast with bacterial proteins which are typically highly …

Conserved and divergent chaperoning effects of Hsp60/10 chaperonins on protein folding landscapes

A Sadat, S Tiwari, S Sunidhi… - Proceedings of the …, 2022 - National Acad Sciences
The GroEL/ES chaperonin cavity surface charge properties, especially the negative charges,
play an important role in its capacity to assist intracavity protein folding. Remarkably, the …