Mechanisms, regulation and functions of the unfolded protein response

C Hetz, K Zhang, RJ Kaufman - Nature reviews Molecular cell biology, 2020 - nature.com
Cellular stress induced by the abnormal accumulation of unfolded or misfolded proteins at
the endoplasmic reticulum (ER) is emerging as a possible driver of human diseases …

Structure and molecular mechanism of ER stress signaling by the unfolded protein response signal activator IRE1

CJ Adams, MC Kopp, N Larburu, PR Nowak… - Frontiers in molecular …, 2019 - frontiersin.org
The endoplasmic reticulum (ER) is an important site for protein folding and maturation in
eukaryotes. The cellular requirement to synthesize proteins within the ER is matched by its …

The unfolded protein response and cell fate control

C Hetz, FR Papa - Molecular cell, 2018 - cell.com
The secretory capacity of a cell is constantly challenged by physiological demands and
pathological perturbations. To adjust and match the protein-folding capacity of the …

Proteostasis control by the unfolded protein response

C Hetz, E Chevet, SA Oakes - Nature cell biology, 2015 - nature.com
Stress induced by accumulation of misfolded proteins in the endoplasmic reticulum is
observed in many physiological and pathological conditions. To cope with endoplasmic …

IRE1: ER stress sensor and cell fate executor

Y Chen, F Brandizzi - Trends in cell biology, 2013 - cell.com
Cells operate a signaling network termed the unfolded protein response (UPR) to monitor
protein-folding capacity in the endoplasmic reticulum (ER). Inositol-requiring enzyme 1 …

Targeting ABL-IRE1α signaling spares ER-stressed pancreatic β cells to reverse autoimmune diabetes

S Morita, SA Villalta, HC Feldman, AC Register… - Cell metabolism, 2017 - cell.com
In cells experiencing unrelieved endoplasmic reticulum (ER) stress, the ER transmembrane
kinase/endoribonuclease (RNase)—IRE1α—endonucleolytically degrades ER-localized …

IRE1α is an endogenous substrate of endoplasmic-reticulum-associated degradation

S Sun, G Shi, H Sha, Y Ji, X Han, X Shu, H Ma… - Nature cell …, 2015 - nature.com
Endoplasmic reticulum (ER)-associated degradation (ERAD) represents a principle quality
control mechanism to clear misfolded proteins in the ER; however, its physiological …

Interactome screening identifies the ER luminal chaperone Hsp47 as a regulator of the unfolded protein response transducer IRE1α

D Sepulveda, D Rojas-Rivera, DA Rodríguez… - Molecular cell, 2018 - cell.com
Maintenance of endoplasmic reticulum (ER) proteostasis is controlled by a dynamic
signaling network known as the unfolded protein response (UPR). IRE1α is a major UPR …

Lipid droplet-associated lncRNA LIPTER preserves cardiac lipid metabolism

L Han, D Huang, S Wu, S Liu, C Wang, Y Sheng… - Nature cell …, 2023 - nature.com
Lipid droplets (LDs) are cellular organelles critical for lipid homeostasis, with intramyocyte
LD accumulation implicated in metabolic disorder-associated heart diseases. Here we …

Cellular mechanisms of endoplasmic reticulum stress signaling in health and disease. 1. An overview

E Dufey, D Sepúlveda… - American Journal of …, 2014 - journals.physiology.org
Increased demand on the protein folding capacity of the endoplasmic reticulum (ER)
engages an adaptive reaction known as the unfolded protein response (UPR). The UPR …