Regulation of phospholipid distribution in the lipid bilayer by flippases and scramblases
T Sakuragi, S Nagata - Nature Reviews Molecular Cell Biology, 2023 - nature.com
Cellular membranes function as permeability barriers that separate cells from the external
environment or partition cells into distinct compartments. These membranes are lipid …
environment or partition cells into distinct compartments. These membranes are lipid …
The role of lipid scramblases in regulating lipid distributions at cellular membranes
Y Wang, T Kinoshita - Biochemical Society Transactions, 2023 - portlandpress.com
Glycerophospholipids, sphingolipids and cholesterol assemble into lipid bilayers that form
the scaffold of cellular membranes, in which proteins are embedded. Membrane …
the scaffold of cellular membranes, in which proteins are embedded. Membrane …
Structural basis for the activation of the lipid scramblase TMEM16F
TMEM16F, a member of the conserved TMEM16 family, plays a central role in the initiation
of blood coagulation and the fusion of trophoblasts. The protein mediates passive ion and …
of blood coagulation and the fusion of trophoblasts. The protein mediates passive ion and …
Structural heterogeneity of the ion and lipid channel TMEM16F
Z Ye, N Galvanetto, L Puppulin, S Pifferi… - Nature …, 2024 - nature.com
Abstract Transmembrane protein 16 F (TMEM16F) is a Ca2+-activated homodimer which
functions as an ion channel and a phospholipid scramblase. Despite the availability of …
functions as an ion channel and a phospholipid scramblase. Despite the availability of …
Substrate binding-induced conformational transitions in the omega-3 fatty acid transporter MFSD2A
Abstract Major Facilitator Superfamily Domain containing 2 A (MFSD2A) is a transporter that
is highly enriched at the blood-brain and blood-retinal barriers, where it mediates Na+ …
is highly enriched at the blood-brain and blood-retinal barriers, where it mediates Na+ …
Extracellular calcium functions as a molecular glue for transmembrane helices to activate the scramblase Xkr4
P Zhang, M Maruoka, R Suzuki, H Katani, Y Dou… - Nature …, 2023 - nature.com
The “eat me” signal, phosphatidylserine is exposed on the surface of dying cells by
phospholipid scrambling. Previously, we showed that the Xkr family protein Xkr4 is activated …
phospholipid scrambling. Previously, we showed that the Xkr family protein Xkr4 is activated …
Structural basis of closed groove scrambling by a TMEM16 protein
Z Feng, OE Alvarenga-Cruz, A Accardi - Biophysical Journal, 2024 - cell.com
Activation of Ca 2+-dependent TMEM16 scramblases induces the externalization of
phosphatidylserine, a key molecule in multiple signaling processes. Current models suggest …
phosphatidylserine, a key molecule in multiple signaling processes. Current models suggest …
[HTML][HTML] Biomembranes balance many types of leaflet asymmetries
M Deserno - Current Opinion in Structural Biology, 2024 - Elsevier
Many biological membranes host different lipid species in their two leaflets. Since their
spontaneous curvatures are typically not the same, this compositional asymmetry generally …
spontaneous curvatures are typically not the same, this compositional asymmetry generally …
In or out of the groove? Mechanisms of lipid scrambling by TMEM16 proteins
Phospholipid scramblases mediate the rapid movement of lipids between membrane
leaflets, a key step in establishing and maintaining membrane homeostasis of the …
leaflets, a key step in establishing and maintaining membrane homeostasis of the …
Synergy and anti‐cooperativity in allostery: Molecular dynamics study of WT and oncogenic KRAS‐RGL1
A Hacisuleyman, B Erman - Proteins: Structure, Function, and …, 2024 - Wiley Online Library
This study focuses on investigating the effects of an oncogenic mutation (G12V) on the
stability and interactions within the KRAS‐RGL1 protein complex. The KRAS‐RGL1 complex …
stability and interactions within the KRAS‐RGL1 protein complex. The KRAS‐RGL1 complex …