Autophagy and autophagy-related proteins in cancer

X Li, S He, B Ma - Molecular cancer, 2020 - Springer
Autophagy, as a type II programmed cell death, plays crucial roles with autophagy-related
(ATG) proteins in cancer. Up to now, the dual role of autophagy both in cancer progression …

The mammalian ULK1 complex and autophagy initiation

M Zachari, IG Ganley - Essays in biochemistry, 2017 - portlandpress.com
Autophagy is a vital lysosomal degradation pathway that serves as a quality control
mechanism. It rids the cell of damaged, toxic or excess cellular components, which if left to …

[HTML][HTML] ATG9A and ATG2A form a heteromeric complex essential for autophagosome formation

AR van Vliet, GN Chiduza, SL Maslen, VE Pye, D Joshi… - Molecular cell, 2022 - cell.com
Summary ATG9A and ATG2A are essential core members of the autophagy machinery.
ATG9A is a lipid scramblase that allows equilibration of lipids across a membrane bilayer …

Structure, lipid scrambling activity and role in autophagosome formation of ATG9A

S Maeda, H Yamamoto, LN Kinch, CM Garza… - Nature structural & …, 2020 - nature.com
De novo formation of the double-membrane compartment autophagosome is seeded by
small vesicles carrying membrane protein autophagy-related 9 (ATG9), the function of which …

Calcium transients on the ER surface trigger liquid-liquid phase separation of FIP200 to specify autophagosome initiation sites

Q Zheng, Y Chen, D Chen, H Zhao, Y Feng, Q Meng… - Cell, 2022 - cell.com
The mechanism that initiates autophagosome formation on the ER in multicellular organisms
is elusive. Here, we showed that autophagy stimuli trigger Ca 2+ transients on the outer …

Mitophagy: molecular mechanisms, new concepts on parkin activation and the emerging role of AMPK/ULK1 axis

R Iorio, G Celenza, S Petricca - Cells, 2021 - mdpi.com
Mitochondria are multifunctional subcellular organelles essential for cellular energy
homeostasis and apoptotic cell death. It is, therefore, crucial to maintain mitochondrial …

Diverse cellular roles of autophagy

H Morishita, N Mizushima - Annual review of cell and …, 2019 - annualreviews.org
Macroautophagy is an intracellular degradation system that delivers diverse cytoplasmic
materials to lysosomes via autophagosomes. Recent advances have enabled identification …

Galectin-3 coordinates a cellular system for lysosomal repair and removal

J Jia, A Claude-Taupin, Y Gu, SW Choi, R Peters… - Developmental cell, 2020 - cell.com
Endomembrane damage elicits homeostatic responses including ESCRT-dependent
membrane repair and autophagic removal of damaged organelles. Previous studies have …

Autophagosome maturation: an epic journey from the ER to lysosomes

YG Zhao, H Zhang - Journal of Cell Biology, 2019 - rupress.org
Macroautophagy involves the sequestration of cytoplasmic contents in a double-membrane
autophagosome and their delivery to lysosomes for degradation. In multicellular organisms …

Autophagosome biogenesis: From membrane growth to closure

TJ Melia, AH Lystad, A Simonsen - Journal of Cell Biology, 2020 - rupress.org
Autophagosome biogenesis involves de novo formation of a membrane that elongates to
sequester cytoplasmic cargo and closes to form a double-membrane vesicle (an …