Effects of Na+, K+, and Ca2+ on the Structures of Anionic Lipid Bilayers and Biological Implication

H Yang, Y Xu, Z Gao, Y Mao, Y Du… - The Journal of Physical …, 2010 - ACS Publications
Ion− membrane interactions are essential to the regulation of cell functions. While numerous
molecular dynamics (MD) simulations have been carried out to study the effects of ions on …

Effects of ion interactions with a cholesterol-rich bilayer

L Mao, L Yang, Q Zhang, H Jiang, H Yang - Biochemical and Biophysical …, 2015 - Elsevier
Previous molecular dynamics (MD) simulations of ion-lipid interactions have focused on
pure phospholipid bilayers. Many functional microdomains in membranes have a complex …

Binding Competition to the POPG Lipid Bilayer of Ca2+, Mg2+, Na+, and K+ in Different Ion Mixtures and Biological Implication

Y Mao, Y Du, X Cang, J Wang, Z Chen… - The Journal of …, 2013 - ACS Publications
Ion mixtures are prevalent in both cytosol and the exterior of a plasma membrane with
variable compositions and concentrations. Although abundant MD simulations have been …

Dynamic interactions of cations, water and lipids and influence on membrane fluidity

R Kagawa, Y Hirano, M Taiji, K Yasuoka… - Journal of membrane …, 2013 - Elsevier
Cell membranes, which consist of a lipid bilayer, play a critical role in cellular bioactivities.
The lipid bilayer interacts dynamically with water as well as ions. Membrane fluidity is lesser …

[HTML][HTML] Molecular dynamics simulation of cation–phospholipid clustering in phospholipid bilayers: possible role in stalk formation during membrane fusion

HHG Tsai, WX Lai, HD Lin, JB Lee, WF Juang… - … et Biophysica Acta (BBA …, 2012 - Elsevier
In this study, we performed all-atom long-timescale molecular dynamics simulations of
phospholipid bilayers incorporating three different proportions of negatively charged lipids in …

Effect of NaCl and KCl on phosphatidylcholine and phosphatidylethanolamine lipid membranes: insight from atomic-scale simulations for understanding salt-induced …

AA Gurtovenko, I Vattulainen - The Journal of Physical Chemistry …, 2008 - ACS Publications
To gain a better understanding of how monovalent salt under physiological conditions
affects plasma membranes, we have performed 200 ns atomic-scale molecular dynamics …

Effects of lithium and other monovalent ions on palmitoyl oleoyl phosphatidylcholine bilayer

J Kruczek, SW Chiu, E Jakobsson, SA Pandit - Langmuir, 2017 - ACS Publications
Interactions of monovalent salts with lipid membranes are explored with molecular dynamics
(MD) simulations. The simulations included the monovalent ions Na+ and K+, for their …

[HTML][HTML] Examining the contributions of lipid shape and headgroup charge on bilayer behavior

A Dickey, R Faller - Biophysical journal, 2008 - cell.com
To better understand bilayer property dependency on lipid electrostatics and headgroup
size, we use atomistic molecular dynamics simulations to study negatively charged and …

NaCl interactions with phosphatidylcholine bilayers do not alter membrane structure but induce long-range ordering of ions and water

CC Valley, JD Perlmutter, AR Braun… - The Journal of Membrane …, 2011 - Springer
It is generally accepted that ions interact directly with lipids in biological membranes.
Decades of biophysical studies on pure lipid bilayer systems have shown that only certain …

Coarse-grained molecular dynamics simulation of cation distribution profiles on negatively charged lipid membranes during phase separation

Y Higuchi, K Bohinc, J Reščič, N Shimokawa, H Ito - Soft Matter, 2023 - pubs.rsc.org
Revealing the ion distributions on a charged lipid membrane in aqueous solution under the
influence of long-range interactions is essential for understanding the origin of the stability of …