Atomistic simulations of membrane ion channel conduction, gating, and modulation

E Flood, C Boiteux, B Lev, I Vorobyov… - Chemical …, 2019 - ACS Publications
Membrane ion channels are the fundamental electrical components in the nervous system.
Recent developments in X-ray crystallography and cryo-EM microscopy have revealed what …

Coupling structure with function in acid‐sensing ion channels: challenges in pursuit of proton sensors

ML Rook, M Musgaard… - The Journal of physiology, 2021 - Wiley Online Library
Acid‐sensing ion channels (ASICs) are a class of trimeric cation‐selective ion channels
activated by changes in pH within the physiological range. They are widely expressed in the …

[HTML][HTML] Elephants in the dark: insights and incongruities in pentameric ligand-gated ion channel models

RJ Howard - Journal of Molecular Biology, 2021 - Elsevier
The superfamily of pentameric ligand-gated ion channels (pLGICs) comprises key players in
electrochemical signal transduction across evolution, including historic model systems for …

Discovery of lipid binding sites in a ligand-gated ion channel by integrating simulations and cryo-EM

C Bergh, U Rovšnik, R Howard, E Lindahl - Elife, 2024 - elifesciences.org
Ligand-gated ion channels transduce electrochemical signals in neurons and other
excitable cells. Aside from canonical ligands, phospholipids are thought to bind specifically …

Tracking membrane protein dynamics in real time

F Orädd, M Andersson - The Journal of Membrane Biology, 2021 - Springer
Membrane proteins govern critical cellular processes and are central to human health and
associated disease. Understanding of membrane protein function is obscured by the vast …

Cryo-EM structures of prokaryotic ligand-gated ion channel GLIC provide insights into gating in a lipid environment

N Bharambe, Z Li, D Seiferth, AM Balakrishna… - Nature …, 2024 - nature.com
GLIC, a proton-activated prokaryotic ligand-gated ion channel, served as a model system for
understanding the eukaryotic counterparts due to their structural and functional similarities …

Positive allosteric modulators of Glycine receptors and their potential use in pain therapies

CI Gallagher, DA Ha, RJ Harvey… - Pharmacological …, 2022 - ASPET
Glycine receptors are ligand-gated ion channels that mediate synaptic inhibition throughout
the mammalian spinal cord, brainstem, and higher brain regions. They have recently …

Dynamic closed states of a ligand-gated ion channel captured by cryo-EM and simulations

U Rovšnik, Y Zhuang, BO Forsberg… - Life Science …, 2021 - life-science-alliance.org
Ligand-gated ion channels are critical mediators of electrochemical signal transduction
across evolution. Biophysical and pharmacological characterization of these receptor …

State-dependent protein-lipid interactions of a pentameric ligand-gated ion channel in a neuronal membrane

MA Dämgen, PC Biggin - PLOS Computational Biology, 2021 - journals.plos.org
Pentameric ligand-gated ion channels (pLGICs) are receptor proteins that are sensitive to
their membrane environment, but the mechanism for how lipids modulate function under …

Markov state models of proton-and pore-dependent activation in a pentameric ligand-gated ion channel

C Bergh, SA Heusser, R Howard, E Lindahl - Elife, 2021 - elifesciences.org
Ligand-gated ion channels conduct currents in response to chemical stimuli, mediating
electrochemical signaling in neurons and other excitable cells. For many channels, the …