Mechanisms and pathology of protein misfolding and aggregation

N Louros, J Schymkowitz, F Rousseau - Nature Reviews Molecular Cell …, 2023 - nature.com
Despite advances in machine learning-based protein structure prediction, we are still far
from fully understanding how proteins fold into their native conformation. The conventional …

[HTML][HTML] Hsp70 in redox homeostasis

H Zhang, W Gong, S Wu, S Perrett - Cells, 2022 - mdpi.com
Cellular redox homeostasis is precisely balanced by generation and elimination of reactive
oxygen species (ROS). ROS are not only capable of causing oxidation of proteins, lipids and …

A cytosolic surveillance mechanism activates the mitochondrial UPR

FXR Sutandy, I Gößner, G Tascher, C Münch - Nature, 2023 - nature.com
The mitochondrial unfolded protein response (UPRmt) is essential to safeguard
mitochondria from proteotoxic damage by activating a dedicated transcriptional response in …

The AAA+ chaperone VCP disaggregates Tau fibrils and generates aggregate seeds in a cellular system

I Saha, P Yuste-Checa, M Da Silva Padilha… - Nature …, 2023 - nature.com
Amyloid-like aggregates of the microtubule-associated protein Tau are associated with
several neurodegenerative disorders including Alzheimer's disease. The existence of …

Heat-shock chaperone HSPB1 regulates cytoplasmic TDP-43 phase separation and liquid-to-gel transition

S Lu, J Hu, OA Arogundade, A Goginashvili… - Nature cell …, 2022 - nature.com
While acetylated, RNA-binding-deficient TDP-43 reversibly phase separates within nuclei
into complex droplets (anisosomes) comprised of TDP-43-containing liquid outer shells and …

NMR spectroscopy captures the essential role of dynamics in regulating biomolecular function

TR Alderson, LE Kay - Cell, 2021 - cell.com
Biomolecules are in constant motion. To understand how they function, and why
malfunctions can cause disease, it is necessary to describe their three-dimensional …

[HTML][HTML] Chaperones directly and efficiently disperse stress-triggered biomolecular condensates

H Yoo, JAM Bard, EV Pilipenko, DA Drummond - Molecular Cell, 2022 - cell.com
Stresses such as heat shock trigger the formation of protein aggregates and the induction of
a disaggregation system composed of molecular chaperones. Recent work reveals that …

A transient protein folding response targets aggregation in the early phase of TDP-43-mediated neurodegeneration

R San Gil, D Pascovici, J Venturato… - Nature …, 2024 - nature.com
Understanding the mechanisms that drive TDP-43 pathology is integral to combating
amyotrophic lateral sclerosis (ALS), frontotemporal lobar degeneration (FTLD) and other …

[HTML][HTML] Interplay of proteostasis capacity and protein aggregation: Implications for cellular function and disease

MS Hipp, FU Hartl - Journal of Molecular Biology, 2024 - Elsevier
Eukaryotic cells are equipped with an intricate proteostasis network (PN), comprising nearly
3,000 components dedicated to preserving proteome integrity and sustaining protein …

All-visible-light-driven stiff-stilbene photoswitches

F Xu, J Sheng, CN Stindt, S Crespi, W Danowski… - Chemical …, 2024 - pubs.rsc.org
Molecular photoswitches are potent tools to construct dynamic functional systems and
responsive materials that can be controlled in a non-invasive manner. As P-type …