Computational modeling of realistic cell membranes

SJ Marrink, V Corradi, PCT Souza, HI Ingolfsson… - Chemical …, 2019 - ACS Publications
Cell membranes contain a large variety of lipid types and are crowded with proteins,
endowing them with the plasticity needed to fulfill their key roles in cell functioning. The …

Multiscale simulations of biological membranes: the challenge to understand biological phenomena in a living substance

G Enkavi, M Javanainen, W Kulig, T Róg… - Chemical …, 2019 - ACS Publications
Biological membranes are tricky to investigate. They are complex in terms of molecular
composition and structure, functional over a wide range of time scales, and characterized by …

LiPyphilic: A Python toolkit for the analysis of lipid membrane simulations

P Smith, CD Lorenz - Journal of chemical theory and computation, 2021 - ACS Publications
Molecular dynamics simulations are now widely used to study emergent phenomena in lipid
membranes with complex compositions. Here, we present LiPyphilic—a fast, fully tested …

Recent advances in coarse-grained models for biomolecules and their applications

N Singh, W Li - International journal of molecular sciences, 2019 - mdpi.com
Molecular dynamics simulations have emerged as a powerful tool to study biological
systems at varied length and timescales. The conventional all-atom molecular dynamics …

Nonconverged constraints cause artificial temperature gradients in lipid bilayer simulations

S Thallmair, M Javanainen, B Fábián… - The Journal of …, 2021 - ACS Publications
Molecular dynamics (MD) simulations have become an indispensable tool to investigate
phase separation in model membrane systems. In particular, simulations based on coarse …

Capturing biologically complex tissue-specific membranes at different levels of compositional complexity

HI Ingólfsson, H Bhatia, T Zeppelin… - The Journal of …, 2020 - ACS Publications
Plasma membranes (PMs) contain hundreds of different lipid species that contribute
differently to overall bilayer properties. By modulation of these properties, membrane protein …

HIV-1 Gag specifically restricts PI (4, 5) P2 and cholesterol mobility in living cells creating a nanodomain platform for virus assembly

C Favard, J Chojnacki, P Merida, N Yandrapalli… - Science …, 2019 - science.org
HIV-1 Gag protein assembles at the plasma membrane of infected cells for viral particle
formation. Gag targets lipids, mainly PI (4, 5) P2, at the inner leaflet of this membrane. Here …

Nanoscale dynamics of cholesterol in the cell membrane

K Pinkwart, F Schneider, M Lukoseviciute… - Journal of Biological …, 2019 - ASBMB
Cholesterol constitutes∼ 30–40% of the mammalian plasma membrane, a larger fraction
than of any other single component. It is a major player in numerous signaling processes as …

Lipid Acyl Chain cis Double Bond Position Modulates Membrane Domain Registration/Anti-Registration

S Zhang, X Lin - Journal of the American Chemical Society, 2019 - ACS Publications
Inter-leaflet coupling is critical to control the dynamics of membrane domain registration/anti-
registration, which is important in maintaining proper biological functions. Factors such as …

[HTML][HTML] Interleaflet Coupling of Lipid Nanodomains – Insights From in vitro Systems

MJ Sarmento, M Hof, R Šachl - Frontiers in cell and developmental …, 2020 - frontiersin.org
The plasma membrane is a complex system, consisting of two layers of lipids and proteins
compartmentalized into small structures called nanodomains. Despite the asymmetric …