In situ structural analysis reveals membrane shape transitions during autophagosome formation

A Bieber, C Capitanio, PS Erdmann… - Proceedings of the …, 2022 - National Acad Sciences
Autophagosomes are unique organelles that form de novo as double-membrane vesicles
engulfing cytosolic material for destruction. Their biogenesis involves membrane …

Phagophore closure, autophagosome maturation and autophagosome fusion during macroautophagy in the yeast Saccharomyces cerevisiae

C Kraft, F Reggiori - FEBS letters, 2024 - Wiley Online Library
Macroautophagy, hereafter referred to as autophagy, is a complex process in which multiple
membrane‐remodeling events lead to the formation of a cisterna known as the phagophore …

Autophagy as a caretaker of nuclear integrity

E Boyle, F Wilfling - FEBS letters, 2023 - Wiley Online Library
Due to their essential functions, dysregulation of nuclear pore complexes (NPCs) is strongly
associated with numerous human diseases, including neurodegeneration and cancer. On a …

The Atg1 complex, Atg9, and Vac8 recruit PI3K complex I to the pre-autophagosomal structure

K Hitomi, T Kotani, NN Noda, Y Kimura… - Journal of Cell …, 2023 - rupress.org
In macroautophagy, cellular components are sequestered within autophagosomes and
transported to lysosomes/vacuoles for degradation. Although phosphatidylinositol 3-kinase …

LDO proteins and Vac8 form a vacuole-lipid droplet contact site to enable starvation-induced lipophagy in yeast

I Álvarez-Guerra, E Block, F Broeskamp, S Gabrijelčič… - Developmental Cell, 2024 - cell.com
Lipid droplets (LDs) are fat storage organelles critical for energy and lipid metabolism. Upon
nutrient exhaustion, cells consume LDs via gradual lipolysis or via lipophagy, the en bloc …

Autophagic and non-autophagic functions of the Saccharomyces cerevisiae PROPPINs Atg18, Atg21 and Hsv2

L Marquardt, M Thumm - Biological Chemistry, 2023 - degruyter.com
Abstract Atg18, Atg21 and Hsv2 are homologous β-propeller proteins binding to PI3P and PI
(3, 5) P2. Atg18 is thought to organize lipid transferring protein complexes at contact sites of …

How membrane contact sites shape the phagophore

C Capitanio, A Bieber, F Wilfling - Contact, 2023 - journals.sagepub.com
During macroautophagy, phagophores establish multiple membrane contact sites (MCSs)
with other organelles that are pivotal for proper phagophore assembly and growth. In S …

Membrane contact sites in autophagy

E Zwilling, F Reggiori - Cells, 2022 - mdpi.com
Eukaryotes utilize different communication strategies to coordinate processes between
different cellular compartments either indirectly, through vesicular transport, or directly, via …

[HTML][HTML] FIP200 phosphorylation regulates late steps in mitophagy

C Eickhorst, R Babic, J Rush-Kittle, L Lucya… - Journal of Molecular …, 2024 - Elsevier
Mitophagy is a specific type of autophagy responsible for the selective elimination of
dysfunctional or superfluous mitochondria, ensuring the maintenance of mitochondrial …

Biogenesis of omegasomes and autophagosomes in mammalian autophagy

PN Norell, D Campisi, J Mohan… - Biochemical Society …, 2024 - portlandpress.com
Autophagy is a highly conserved catabolic pathway that maintains cellular homeostasis by
promoting the degradation of damaged or superfluous cytoplasmic material. A hallmark of …