The functions and regulation of heat shock proteins; key orchestrators of proteostasis and the heat shock response

BJ Lang, ME Guerrero, TL Prince, Y Okusha… - Archives of …, 2021 - Springer
Cells respond to protein-damaging (proteotoxic) stress by activation of the Heat Shock
Response (HSR). The HSR provides cells with an enhanced ability to endure proteotoxic …

[HTML][HTML] Hsp90: from cellular to organismal proteostasis

M Somogyvári, S Khatatneh, C Sőti - Cells, 2022 - mdpi.com
Assuring a healthy proteome is indispensable for survival and organismal health. Proteome
disbalance and the loss of the proteostasis buffer are hallmarks of various diseases. The …

[HTML][HTML] Systems-level analyses of protein-protein interaction network dysfunctions via epichaperomics identify cancer-specific mechanisms of stress adaptation

A Rodina, C Xu, CS Digwal, S Joshi, Y Patel… - Nature …, 2023 - nature.com
Abstract Systems-level assessments of protein-protein interaction (PPI) network dysfunctions
are currently out-of-reach because approaches enabling proteome-wide identification …

[HTML][HTML] The interactions of molecular chaperones with client proteins: why are they so weak?

T Arhar, A Shkedi, CM Nadel, JE Gestwicki - Journal of Biological Chemistry, 2021 - ASBMB
The major classes of molecular chaperones have highly variable sequences, sizes, and
shapes, yet they all bind to unfolded proteins, limit their aggregation, and assist in their …

[HTML][HTML] The epichaperome is a mediator of toxic hippocampal stress and leads to protein connectivity-based dysfunction

MC Inda, S Joshi, T Wang, A Bolaender… - Nature …, 2020 - nature.com
Optimal functioning of neuronal networks is critical to the complex cognitive processes of
memory and executive function that deteriorate in Alzheimer's disease (AD). Here we use …

[HTML][HTML] Chemical tools for epichaperome-mediated interactome dysfunctions of the central nervous system

A Bolaender, D Zatorska, H He, S Joshi… - Nature …, 2021 - nature.com
Diseases are a manifestation of how thousands of proteins interact. In several diseases,
such as cancer and Alzheimer's disease, proteome-wide disturbances in protein-protein …

Autophagy, molecular chaperones, and unfolded protein response as promoters of tumor recurrence

B Alhasan, M Mikeladze, I Guzhova… - Cancer and Metastasis …, 2023 - Springer
Tumor recurrence is a paradoxical function of a machinery, whereby a small proportion of
the cancer cell population enters a resistant, dormant state, persists long-term in this …

The penalty of stress‐Epichaperomes negatively reshaping the brain in neurodegenerative disorders

SD Ginsberg, S Joshi, S Sharma… - Journal of …, 2021 - Wiley Online Library
Adaptation to acute and chronic stress and/or persistent stressors is a subject of wide
interest in central nervous system disorders. In this context, stress is an effector of change in …

[HTML][HTML] Pharmacologically controlling protein-protein interactions through epichaperomes for therapeutic vulnerability in cancer

S Joshi, EDG Gomes, T Wang, A Corben… - Communications …, 2021 - nature.com
Cancer cell plasticity due to the dynamic architecture of interactome networks provides a
vexing outlet for therapy evasion. Here, through chemical biology approaches for systems …

Disease‐specific interactome alterations via epichaperomics: the case for Alzheimer's disease

SD Ginsberg, TA Neubert, S Sharma… - The FEBS …, 2022 - Wiley Online Library
The increasingly appreciated prevalence of complicated stressor‐to‐phenotype
associations in human disease requires a greater understanding of how specific stressors …