The membrane surface as a platform that organizes cellular and biochemical processes

TA Leonard, M Loose, S Martens - Developmental cell, 2023 - cell.com
Membranes are essential for life. They act as semi-permeable boundaries that define cells
and organelles. In addition, their surfaces actively participate in biochemical reaction …

[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 …

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 …

In situ architecture of the lipid transport protein VPS13C at ER–lysosome membrane contacts

S Cai, Y Wu, A Guillen-Samander… - Proceedings of the …, 2022 - National Acad Sciences
VPS13 is a eukaryotic lipid transport protein localized at membrane contact sites. Previous
studies suggested that it may transfer lipids between adjacent bilayers by a bridge-like …

Coordination of inter-organelle communication and lipid fluxes by OSBP-related proteins

A Arora, JH Taskinen, VM Olkkonen - Progress in lipid research, 2022 - Elsevier
Oxysterol-binding protein (OSBP) and OSBP-related proteins (ORPs) constitute one of the
largest families of lipid-binding/transfer proteins (LTPs) in eukaryotes. The current view is …

VAP-A intrinsically disordered regions enable versatile tethering at membrane contact sites

M Subra, M Dezi, J Bigay, S Lacas-Gervais… - Developmental cell, 2023 - cell.com
Membrane contact sites (MCSs) are heterogeneous in shape, composition, and dynamics.
Despite this diversity, VAP proteins act as receptors for multiple FFAT motif-containing …

[HTML][HTML] Piecing together the structural organisation of lipid exchange at membrane contact sites

R Khaddaj, W Kukulski - Current opinion in cell biology, 2023 - Elsevier
Membrane contact sites (MCSs) are areas of close proximity between organelles, implicated
in transport of small molecules and in organelle biogenesis. Lipid transfer proteins at MCSs …

Transport pathways that contribute to the cellular distribution of phosphatidylserine

G Lenoir, JM D'ambrosio, T Dieudonné… - Frontiers in cell and …, 2021 - frontiersin.org
Phosphatidylserine (PS) is a negatively charged phospholipid that displays a highly uneven
distribution within cellular membranes, essential for establishment of cell polarity and other …

An acquired phosphatidylinositol 4-phosphate transport initiates T-cell deterioration and leukemogenesis

W Zhong, W Lin, Y Yang, D Chen, X Cao, M Xu… - Nature …, 2022 - nature.com
Lipid remodeling is crucial for malignant cell transformation and tumorigenesis, but the
precise molecular processes involved and direct evidences for these in vivo remain elusive …

Getting to grips with the oxysterol-binding protein family–a forty year perspective

VM Olkkonen, E Ikonen - Contact, 2024 - journals.sagepub.com
This review discusses how research around the oxysterol-binding protein family has
evolved. We briefly summarize how this protein family, designated OSBP-related (ORP) or …