The Persistent Question of Potassium Channel Permeation Mechanisms

Selectivity filter modalities and rapid inactivation of the hERG1 channel

(2020) Williams E. Miranda et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Electromechanical coupling in the hyperpolarization-activated K+ channel KAT1

(2020) Michael David Clark et al.   NATURE

Computational Insights Into Voltage Dependence of Polyamine Block in a Strong Inwardly Rectifying K+ Channel

(2020) Xingyu Chen et al.   Frontiers in Pharmacology

The Lipid Activation Mechanism of a Transmembrane Potassium Channel

(2020) Collin G. Borcik et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Critical Assessment of Common Force Fields for Molecular Dynamics Simulations of Potassium Channels

(2020) Simone Furini et al.   Journal of Chemical Theory and Computation

Single-particle cryo-EM at atomic resolution

(2020) Takanori Nakane et al.   NATURE

Atomic-resolution protein structure determination by cryo-EM

(2020) Ka Man Yip et al.   NATURE

Conduction and Gating Properties of the TRAAK Channel from Molecular Dynamics Simulations with Different Force Fields

(2020) Riccardo Ocello et al.   Journal of Chemical Information and Modeling

Probing Ion Binding in the Selectivity Filter of the KcsA Potassium Channel

(2019) Cédric Eichmann et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

The conduction pathway of potassium channels is water free under physiological conditions

(2019) Carl Öster et al.   Science Advances

Queueing arrival and release mechanism for K+ permeation through a potassium channel

(2019) Takashi Sumikama et al.   Journal of Physiological Sciences

Structure, function, and ion-binding properties of a K+ channel stabilized in the 2,4-ion–bound configuration

(2019) Cholpon Tilegenova et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

IR Spectroscopy Can Reveal the Mechanism of K+ Transport in Ion Channels

(2019) Steven E. Strong et al.   BIOPHYSICAL JOURNAL

Atomistic basis of opening and conduction in mammalian inward rectifier potassium (Kir2.2) channels

(2019) Eva-Maria Zangerl-Plessl et al.   JOURNAL OF GENERAL PHYSIOLOGY

Molecular mechanism of a potassium channel gating through activation gate-selectivity filter coupling

(2019) Wojciech Kopec et al.   Nature Communications

Mechanism of Mechanosensitive Gating of the TREK-2 Potassium Channel

(2018) Julian T. Brennecke et al.   BIOPHYSICAL JOURNAL

Direct knock-on of desolvated ions governs strict ion selectivity in K+ channels

(2018) Wojciech Kopec et al.   Nature Chemistry

New tricks for old dogs: improving the accuracy of biomolecular force fields by pair-specific corrections to non-bonded interactions

(2018) Jejoong Yoo et al.   PHYSICAL CHEMISTRY CHEMICAL PHYSICS

Inverted allosteric coupling between activation and inactivation gates in K+channels

(2018) Alain J. Labro et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

A single NaK channel conformation is not enough for non-selective ion conduction

(2018) Chaowei Shi et al.   Nature Communications

Ligand discrimination and gating in cyclic nucleotide-gated ion channels from apo and partial agonist-bound cryo-EM structures

(2018) Jan Rheinberger et al.   eLife

Site-specific ion occupation in the selectivity filter causes voltage-dependent gating in a viral K+ channel

(2018) O. Rauh et al.   Scientific Reports

Single-particle cryo-EM structure of a voltage-activated potassium channel in lipid nanodiscs

(2018) Doreen Matthies et al.   eLife

Anomalous X-ray diffraction studies of ion transport in K+ channels

(2018) Patricia S. Langan et al.   Nature Communications

Mechanism of activation at the selectivity filter of the KcsA K+ channel

(2017) Florian T Heer et al.   eLife

A Non-canonical Voltage-Sensing Mechanism Controls Gating in K2P K+ Channels

(2016) Marcus Schewe et al.   CELL

Digitalized K+ Occupancy in the Nanocavity Holds and Releases Queues of K+ in a Channel

(2016) Takashi Sumikama et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cryo-EM structure of the open high-conductance Ca2+-activated K+ channel

(2016) Xiao Tao et al.   NATURE

Structure of the voltage-gated K+ channel Eag1 reveals an alternative voltage sensing mechanism

(2016) J. R. Whicher et al.   SCIENCE

Instantaneous ion configurations in the K+ion channel selectivity filter revealed by 2D IR spectroscopy

(2016) Huong T. Kratochvil et al.   SCIENCE

Ion-binding properties of a K+channel selectivity filter in different conformations

(2015) Shian Liu et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Quantitative Analysis of the Water Occupancy around the Selectivity Filter of a K+ Channel in Different Gating Modes

(2014) Markus Weingarth et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Initial steps of inactivation at the K+ channel selectivity filter

(2014) A. S. Thomson et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Potassium ions line up

(2014) G. Hummer   SCIENCE

Ion permeation in K+ channels occurs by direct Coulomb knock-on

(2014) D. A. Kopfer et al.   SCIENCE

Rational Design of Particle Mesh Ewald Compatible Lennard-Jones Parameters for +2 Metal Cations in Explicit Solvent

(2013) Pengfei Li et al.   Journal of Chemical Theory and Computation

Atomic-level simulation of current–voltage relationships in single-file ion channels

(2013) Morten Ø. Jensen et al.   JOURNAL OF GENERAL PHYSIOLOGY

Recovery from slow inactivation in K+ channels is controlled by water molecules

(2013) Jared Ostmeyer et al.   NATURE

Filter gate closure inhibits ion but not water transport through potassium channels

(2013) T. Hoomann et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Transmembrane allosteric coupling of the gates in a potassium channel

(2013) B. J. Wylie et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Sodium and potassium competition in potassium-selective and non-selective channels

(2013) David B. Sauer et al.   Nature Communications

The voltage-dependent gate in MthK potassium channels is located at the selectivity filter

(2012) David J Posson et al.   NATURE STRUCTURAL & MOLECULAR BIOLOGY

Computational Electrophysiology: The Molecular Dynamics of Ion Channel Permeation and Selectivity in Atomistic Detail

(2011) Carsten Kutzner et al.   BIOPHYSICAL JOURNAL

Computation of methodology-independent single-ion solvation properties from molecular simulations. IV. Optimized Lennard-Jones interaction parameter sets for the alkali and halide ions in water

(2011) Maria M. Reif et al.   JOURNAL OF CHEMICAL PHYSICS

Counting Ion and Water Molecules in a Streaming File through the Open-Filter Structure of the K Channel

(2011) M. Iwamoto et al.   JOURNAL OF NEUROSCIENCE

Protein interactions central to stabilizing the K+ channel selectivity filter in a four-sited configuration for selective K+ permeation

(2011) D. B. Sauer et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Mechanism for selectivity-inactivation coupling in KcsA potassium channels

(2011) W. W. L. Cheng et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Ionic force field optimization based on single-ion and ion-pair solvation properties

(2010) Maria Fyta et al.   JOURNAL OF CHEMICAL PHYSICS

Ion Selectivity of the KcsA Channel: A Perspective from Multi-Ion Free Energy Landscapes

(2010) Bernhard Egwolf et al.   JOURNAL OF MOLECULAR BIOLOGY

Assessing the Stability of Alzheimer’s Amyloid Protofibrils Using Molecular Dynamics

(2010) Justin A. Lemkul et al.   JOURNAL OF PHYSICAL CHEMISTRY B

A Combined Experimental and Theoretical Study of Ion Solvation in LiquidN-Methylacetamide

(2010) Haibo Yu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Tuning the ion selectivity of tetrameric cation channels by changing the number of ion binding sites

(2010) M. G. Derebe et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Principles of conduction and hydrophobic gating in K+ channels

(2010) M. O. Jensen et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Structural basis underlying the dual gate properties of KcsA

(2010) S. Imai et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Mechanism of potassium-channel selectivity revealed by Na+ and Li+ binding sites within the KcsA pore

(2009) Ameer N Thompson et al.   NATURE STRUCTURAL & MOLECULAR BIOLOGY

Atypical mechanism of conduction in potassium channels

(2009) S. Furini et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Kinetics, Statistics, and Energetics of Lipid Membrane Electroporation Studied by Molecular Dynamics Simulations

(2008) Rainer A. Böckmann et al.   BIOPHYSICAL JOURNAL

Brownian dynamics study of flux ratios in sodium channels

(2008) Taira Vora et al.   EUROPEAN BIOPHYSICS JOURNAL WITH BIOPHYSICS LETTERS

Determination of Alkali and Halide Monovalent Ion Parameters for Use in Explicitly Solvated Biomolecular Simulations

(2008) In Suk Joung et al.   JOURNAL OF PHYSICAL CHEMISTRY B

Structural analysis of ion selectivity in the NaK channel

(2008) Amer Alam et al.   NATURE STRUCTURAL & MOLECULAR BIOLOGY