Simulation and machine learning methods for ion-channel structure determination, mechanistic studies and drug design

Z Zhu, Z Deng, Q Wang, Y Wang, D Zhang… - Frontiers in …, 2022 - frontiersin.org
Ion channels are expressed in almost all living cells, controlling the in-and-out
communications, making them ideal drug targets, especially for central nervous system …

The glycine receptor—a functionally important primary brain target of ethanol

B Söderpalm, HH Lidö, M Ericson - Alcoholism: Clinical and …, 2017 - Wiley Online Library
Identification of ethanol's (EtOH) primary molecular brain targets and determination of their
functional role is an ongoing, important quest. Pentameric ligand‐gated ion channels, that is …

Exploring volatile general anesthetic binding to a closed membrane-bound bacterial voltage-gated sodium channel via computation

SG Raju, AF Barber, DN LeBard, ML Klein… - PLoS computational …, 2013 - journals.plos.org
Despite the clinical ubiquity of anesthesia, the molecular basis of anesthetic action is poorly
understood. Amongst the many molecular targets proposed to contribute to anesthetic …

Mapping two neurosteroid-modulatory sites in the prototypic pentameric ligand-gated ion channel GLIC

WWL Cheng, ZW Chen, JR Bracamontes… - Journal of Biological …, 2018 - ASBMB
Neurosteroids are endogenous sterols that potentiate or inhibit pentameric ligand-gated ion
channels (pLGICs) and can be effective anesthetics, analgesics, or anti-epileptic drugs. The …

The cellular membrane as a mediator for small molecule interaction with membrane proteins

CG Mayne, MJ Arcario, P Mahinthichaichan… - … et Biophysica Acta (BBA …, 2016 - Elsevier
The cellular membrane constitutes the first element that encounters a wide variety of
molecular species to which a cell might be exposed. Hosting a large number of structurally …

Seeking structural specificity: direct modulation of pentameric ligand-gated ion channels by alcohols and general anesthetics

RJ Howard, JR Trudell, RA Harris, LA Morrow - Pharmacological reviews, 2014 - Elsevier
Alcohols and other anesthetic agents dramatically alter neurologic function in a wide range
of organisms, yet their molecular sites of action remain poorly characterized. Pentameric …

Proteomic approaches and identification of novel therapeutic targets for alcoholism

G Gorini, R Adron Harris… - …, 2014 - nature.com
Recent studies have shown that gene regulation is far more complex than previously
believed and does not completely explain changes at the protein level. Therefore, the direct …

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 …

Atomistic models of general anesthetics for use in in silico biological studies

MJ Arcario, CG Mayne… - The Journal of Physical …, 2014 - ACS Publications
While small molecules have been used to induce anesthesia in a clinical setting for well
over a century, a detailed understanding of the molecular mechanism remains elusive. In …

Full mutational mapping of titratable residues helps to identify proton-sensors involved in the control of channel gating in the Gloeobacter violaceus pentameric ligand …

Á Nemecz, H Hu, Z Fourati, C Van Renterghem… - PLoS …, 2017 - journals.plos.org
The Gloeobacter violaceus ligand-gated ion channel (GLIC) has been extensively studied
by X-ray crystallography and other biophysical techniques. This provided key insights into …