Regulation of membrane protein structure and function by their lipid nano-environment

I Levental, E Lyman - Nature Reviews Molecular Cell Biology, 2023 - nature.com
Transmembrane proteins comprise~ 30% of the mammalian proteome, mediating
metabolism, signalling, transport and many other functions required for cellular life. The …

Lipid rafts: controversies resolved, mysteries remain

I Levental, KR Levental, FA Heberle - Trends in cell biology, 2020 - cell.com
The lipid raft hypothesis postulates that lipid–lipid interactions can laterally organize
biological membranes into domains of distinct structures, compositions, and functions. This …

Membrane protein isolation and structure determination in cell-derived membrane vesicles

X Tao, C Zhao, R MacKinnon - Proceedings of the National …, 2023 - National Acad Sciences
Integral membrane protein structure determination traditionally requires extraction from cell
membranes using detergents or polymers. Here, we describe the isolation and structure …

The mystery of membrane organization: composition, regulation and roles of lipid rafts

E Sezgin, I Levental, S Mayor, C Eggeling - Nature reviews Molecular …, 2017 - nature.com
Cellular plasma membranes are laterally heterogeneous, featuring a variety of distinct
subcompartments that differ in their biophysical properties and composition. A large number …

Coupling of protein condensates to ordered lipid domains determines functional membrane organization

HY Wang, SH Chan, S Dey, I Castello-Serrano… - Science …, 2023 - science.org
During T cell activation, the transmembrane adaptor protein LAT (linker for activation of T
cells) forms biomolecular condensates with Grb2 and Sos1, facilitating signaling. LAT has …

Structural and functional consequences of reversible lipid asymmetry in living membranes

M Doktorova, JL Symons, I Levental - Nature chemical biology, 2020 - nature.com
Maintenance of lipid asymmetry across the two leaflets of the plasma membrane (PM)
bilayer is a ubiquitous feature of eukaryotic cells. Loss of this asymmetry has been widely …

[HTML][HTML] Homeoviscous adaptation and the regulation of membrane lipids

R Ernst, CS Ejsing, B Antonny - Journal of molecular biology, 2016 - Elsevier
Biological membranes are complex and dynamic assemblies of lipids and proteins.
Poikilothermic organisms including bacteria, fungi, reptiles, and fish do not control their body …

Free radicals and polyphenols: The redox chemistry of neurodegenerative diseases

S Losada-Barreiro, C Bravo-Diaz - European journal of medicinal chemistry, 2017 - Elsevier
The oxidation of bioorganic materials by air and, particularly, the oxidative stress involved in
the cell loss and other pathologies associated with neurodegenerative diseases (NDs) are …

[HTML][HTML] Lipidomic and biophysical homeostasis of mammalian membranes counteracts dietary lipid perturbations to maintain cellular fitness

KR Levental, E Malmberg, JL Symons, YY Fan… - Nature …, 2020 - nature.com
Proper membrane physiology requires maintenance of biophysical properties, which must
be buffered from external perturbations. While homeostatic adaptation of membrane fluidity …

[HTML][HTML] Structural determinants and functional consequences of protein affinity for membrane rafts

JH Lorent, B Diaz-Rohrer, X Lin, K Spring… - Nature …, 2017 - nature.com
Eukaryotic plasma membranes are compartmentalized into functional lateral domains,
including lipid-driven membrane rafts. Rafts are involved in most plasma membrane …