RBG motif bridge-like lipid transport proteins: structure, functions, and open questions

M Hanna, A Guillén-Samander… - Annual Review of Cell …, 2023 - annualreviews.org
The life of eukaryotic cells requires the transport of lipids between membranes, which are
separated by the aqueous environment of the cytosol. Vesicle-mediated traffic along the …

More than meets the eye in Parkinson's disease and other synucleinopathies: from proteinopathy to lipidopathy

M Flores-Leon, TF Outeiro - Acta neuropathologica, 2023 - Springer
The accumulation of proteinaceous inclusions in the brain is a common feature among
neurodegenerative diseases such as Alzheimer's disease, Parkinson's disease (PD), and …

[HTML][HTML] In situ architecture of the ER–mitochondria encounter structure

MR Wozny, A Di Luca, DR Morado, A Picco, R Khaddaj… - Nature, 2023 - nature.com
The endoplasmic reticulum and mitochondria are main hubs of eukaryotic membrane
biogenesis that rely on lipid exchange via membrane contact sites,–, but the underpinning …

A partnership between the lipid scramblase XK and the lipid transfer protein VPS13A at the plasma membrane

A Guillén-Samander, Y Wu… - Proceedings of the …, 2022 - National Acad Sciences
Chorea-acanthocytosis (ChAc) and McLeod syndrome are diseases with shared clinical
manifestations caused by mutations in VPS13A and XK, respectively. Key features of these …

Endoplasmic reticulum membrane contact sites, lipid transport, and neurodegeneration

A Guillén-Samander… - Cold Spring Harbor …, 2023 - cshperspectives.cshlp.org
The Endoplasmic Reticulum (ER) is an endomembrane system that plays a multiplicity of
roles in cell physiology and populates even the most distal cell compartments, including …

ER-lysosome lipid transfer protein VPS13C/PARK23 prevents aberrant mtDNA-dependent STING signaling

W Hancock-Cerutti, Z Wu, P Xu, N Yadavalli… - Journal of Cell …, 2022 - rupress.org
Mutations in VPS13C cause early-onset, autosomal recessive Parkinson's disease (PD). We
have established that VPS13C encodes a lipid transfer protein localized to contact sites …

[HTML][HTML] Computational modeling of membrane trafficking processes: From large molecular assemblies to chemical specificity

D Alvarez, J Sapia, S Vanni - Current Opinion in Cell Biology, 2023 - Elsevier
In the last decade, molecular dynamics (MD) simulations have become an essential tool to
investigate the molecular properties of membrane trafficking processes, often in conjunction …

Sequence analysis and structural predictions of lipid transfer bridges in the repeating beta groove (RBG) superfamily reveal past and present domain variations …

TP Levine - Contact, 2022 - journals.sagepub.com
Lipid transfer between organelles requires proteins that shield the hydrophobic portions of
lipids as they cross the cytoplasm. In the last decade a new structural form of lipid transfer …

AlphaFold two years on: Validation and impact

O Kovalevskiy, J Mateos-Garcia… - Proceedings of the …, 2024 - pnas.org
Two years on from the initial release of AlphaFold, we have seen its widespread adoption as
a structure prediction tool. Here, we discuss some of the latest work based on AlphaFold …

Making the connection: How membrane contact sites have changed our view of organelle biology

GK Voeltz, EM Sawyer, G Hajnóczky, WA Prinz - Cell, 2024 - cell.com
The view of organelles and how they operate together has changed dramatically over the
last two decades. The textbook view of organelles was that they operated largely …