Voltage-dependent gating of HERG potassium channels.

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Published in Front Pharmacol on May 08, 2012

Authors

Yen May Cheng1, Tom W Claydon

Author Affiliations

1: Department of Biomedical Physiology and Kinesiology, Simon Fraser University Burnaby, BC, Canada.

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A quantitative description of membrane current and its application to conduction and excitation in nerve. J Physiol (1952) 160.83

The structure of the potassium channel: molecular basis of K+ conduction and selectivity. Science (1998) 39.86

Crystal structure of a mammalian voltage-dependent Shaker family K+ channel. Science (2005) 17.70

X-ray structure of a voltage-dependent K+ channel. Nature (2003) 14.50

Charge movement associated with the opening and closing of the activation gates of the Na channels. J Gen Physiol (1974) 13.07

Atomic structure of a voltage-dependent K+ channel in a lipid membrane-like environment. Nature (2007) 12.35

Crystal structure and mechanism of a calcium-gated potassium channel. Nature (2002) 10.03

The open pore conformation of potassium channels. Nature (2002) 9.09

Voltage-sensing residues in the S2 and S4 segments of the Shaker K+ channel. Neuron (1996) 8.20

Contribution of the S4 segment to gating charge in the Shaker K+ channel. Neuron (1996) 8.11

Primary structure of Electrophorus electricus sodium channel deduced from cDNA sequence. Nature (1984) 8.02

Voltage sensor of Kv1.2: structural basis of electromechanical coupling. Science (2005) 7.82

HERG, a human inward rectifier in the voltage-gated potassium channel family. Science (1995) 7.26

Shaker potassium channel gating. III: Evaluation of kinetic models for activation. J Gen Physiol (1994) 7.23

The voltage sensor in voltage-dependent ion channels. Physiol Rev (2000) 6.86

hERG potassium channels and cardiac arrhythmia. Nature (2006) 6.63

Transmembrane movement of the shaker K+ channel S4. Neuron (1996) 6.61

The size of gating charge in wild-type and mutant Shaker potassium channels. Science (1992) 6.42

Direct physical measure of conformational rearrangement underlying potassium channel gating. Science (1996) 6.31

A proton pore in a potassium channel voltage sensor reveals a focused electric field. Nature (2004) 5.66

Gated access to the pore of a voltage-dependent K+ channel. Neuron (1997) 5.45

Shaker potassium channel gating. II: Transitions in the activation pathway. J Gen Physiol (1994) 4.98

Alteration of voltage-dependence of Shaker potassium channel by mutations in the S4 sequence. Nature (1991) 4.60

Activation of Shaker potassium channels. III. An activation gating model for wild-type and V2 mutant channels. J Gen Physiol (1998) 4.56

Electrostatic interactions of S4 voltage sensor in Shaker K+ channel. Neuron (1995) 4.49

Gating of Shaker K+ channels: II. The components of gating currents and a model of channel activation. Biophys J (1994) 4.40

Characterizing voltage-dependent conformational changes in the Shaker K+ channel with fluorescence. Neuron (1997) 4.08

Fast inactivation causes rectification of the IKr channel. J Gen Physiol (1996) 3.88

Tight steric closure at the intracellular activation gate of a voltage-gated K(+) channel. Neuron (2001) 3.74

Putative receptor for the cytoplasmic inactivation gate in the Shaker K+ channel. Nature (1991) 3.72

A gating charge transfer center in voltage sensors. Science (2010) 3.60

Closing in on the resting state of the Shaker K(+) channel. Neuron (2007) 3.49

Mutations in the S4 region isolate the final voltage-dependent cooperative step in potassium channel activation. J Gen Physiol (1999) 3.42

Cloning of genomic and complementary DNA from Shaker, a putative potassium channel gene from Drosophila. Science (1987) 3.33

Voltage-dependent proton transport by the voltage sensor of the Shaker K+ channel. Neuron (1997) 3.29

Molecular determinants for activation and inactivation of HERG, a human inward rectifier potassium channel. J Physiol (1996) 3.29

Blocker protection in the pore of a voltage-gated K+ channel and its structural implications. Nature (2000) 3.26

Crystal structure and functional analysis of the HERG potassium channel N terminus: a eukaryotic PAS domain. Cell (1998) 3.22

Electrostatic interactions between transmembrane segments mediate folding of Shaker K+ channel subunits. Biophys J (1997) 3.17

Ion channel voltage sensors: structure, function, and pathophysiology. Neuron (2010) 3.16

Coupling between voltage sensors and activation gate in voltage-gated K+ channels. J Gen Physiol (2002) 3.16

Voltage-sensing residues in the S4 region of a mammalian K+ channel. Nature (1991) 3.01

Three transmembrane conformations and sequence-dependent displacement of the S4 domain in shaker K+ channel gating. Neuron (1998) 2.98

Voltage-sensing arginines in a potassium channel permeate and occlude cation-selective pores. Neuron (2005) 2.94

Two atomic constraints unambiguously position the S4 segment relative to S1 and S2 segments in the closed state of Shaker K channel. Proc Natl Acad Sci U S A (2007) 2.85

Voltage sensor conformations in the open and closed states in ROSETTA structural models of K(+) channels. Proc Natl Acad Sci U S A (2006) 2.81

Histidine scanning mutagenesis of basic residues of the S4 segment of the shaker k+ channel. J Gen Physiol (2001) 2.79

Protein rearrangements underlying slow inactivation of the Shaker K+ channel. J Gen Physiol (1998) 2.78

Effective gating charges per channel in voltage-dependent K+ and Ca2+ channels. J Gen Physiol (1996) 2.77

A role for hydrophobic residues in the voltage-dependent gating of Shaker K+ channels. Proc Natl Acad Sci U S A (1991) 2.68

A quantitative analysis of the activation and inactivation kinetics of HERG expressed in Xenopus oocytes. J Physiol (1997) 2.60

A characterization of the activating structural rearrangements in voltage-dependent Shaker K+ channels. Neuron (1994) 2.38

Interactions between S4-S5 linker and S6 transmembrane domain modulate gating of HERG K+ channels. J Biol Chem (2002) 2.34

Voltage-dependent structural interactions in the Shaker K(+) channel. J Gen Physiol (2000) 2.31

Scanning the intracellular S6 activation gate in the shaker K+ channel. J Gen Physiol (2002) 2.23

Measurement of the movement of the S4 segment during the activation of a voltage-gated potassium channel. Pflugers Arch (1997) 2.22

N-type inactivation and the S4-S5 region of the Shaker K+ channel. J Gen Physiol (1996) 2.04

Structure of the full-length Shaker potassium channel Kv1.2 by normal-mode-based X-ray crystallographic refinement. Proc Natl Acad Sci U S A (2010) 2.02

Regulation of deactivation by an amino terminal domain in human ether-à-go-go-related gene potassium channels. J Gen Physiol (1998) 1.95

Calculation of the gating charge for the Kv1.2 voltage-activated potassium channel. Biophys J (2010) 1.87

A structural interpretation of voltage-gated potassium channel inactivation. Prog Biophys Mol Biol (2005) 1.86

Cellular consequences of HERG mutations in the long QT syndrome: precursors to sudden cardiac death. Cardiovasc Res (2001) 1.83

Gating currents associated with intramembrane charge displacement in HERG potassium channels. Proc Natl Acad Sci U S A (2003) 1.82

Activation of Shaker potassium channels. II. Kinetics of the V2 mutant channel. J Gen Physiol (1998) 1.80

Mutations of the S4-S5 linker alter activation properties of HERG potassium channels expressed in Xenopus oocytes. J Physiol (1999) 1.76

The S4-S5 linker directly couples voltage sensor movement to the activation gate in the human ether-a'-go-go-related gene (hERG) K+ channel. J Biol Chem (2006) 1.64

Structural basis of two-stage voltage-dependent activation in K+ channels. Proc Natl Acad Sci U S A (2003) 1.61

The S4-S5 linker couples voltage sensing and activation of pacemaker channels. Proc Natl Acad Sci U S A (2001) 1.60

Fast and slow voltage sensor movements in HERG potassium channels. J Gen Physiol (2002) 1.57

hERG potassium channel gating is mediated by N- and C-terminal region interactions. J Gen Physiol (2011) 1.56

Physicochemical features of the HERG channel drug binding site. J Biol Chem (2003) 1.54

Structural models of the transmembrane region of voltage-gated and other K+ channels in open, closed, and inactivated conformations. J Struct Biol (1998) 1.47

Structure, function, and modification of the voltage sensor in voltage-gated ion channels. Cell Biochem Biophys (2008) 1.44

Stabilizing the closed S6 gate in the Shaker Kv channel through modification of a hydrophobic seal. J Gen Physiol (2004) 1.44

Dynamic control of deactivation gating by a soluble amino-terminal domain in HERG K(+) channels. J Gen Physiol (2000) 1.43

Gating current and potassium channels in the giant axon of the squid. Biophys J (1980) 1.42

An intersubunit interaction between S4-S5 linker and S6 is responsible for the slow off-gating component in Shaker K+ channels. J Biol Chem (2010) 1.41

A recombinant N-terminal domain fully restores deactivation gating in N-truncated and long QT syndrome mutant hERG potassium channels. Proc Natl Acad Sci U S A (2009) 1.40

In search of a consensus model of the resting state of a voltage-sensing domain. Neuron (2011) 1.36

Mechanistic insight into human ether-à-go-go-related gene (hERG) K+ channel deactivation gating from the solution structure of the EAG domain. J Biol Chem (2010) 1.36

The N-terminal tail of hERG contains an amphipathic α-helix that regulates channel deactivation. PLoS One (2011) 1.35

NMR solution structure of the N-terminal domain of hERG and its interaction with the S4-S5 linker. Biochem Biophys Res Commun (2010) 1.34

Contributions of counter-charge in a potassium channel voltage-sensor domain. Nat Chem Biol (2011) 1.32

Control of a final gating charge transition by a hydrophobic residue in the S2 segment of a K+ channel voltage sensor. Proc Natl Acad Sci U S A (2011) 1.29

Differential effects of amino-terminal distal and proximal domains in the regulation of human erg K(+) channel gating. Biophys J (2000) 1.28

Kv channel gating requires a compatible S4-S5 linker and bottom part of S6, constrained by non-interacting residues. J Gen Physiol (2008) 1.28

Regional specificity of human ether-a'-go-go-related gene channel activation and inactivation gating. J Biol Chem (2004) 1.26

The screw-helical voltage gating of ion channels. Proc Biol Sci (1999) 1.23

Gating charges in the activation and inactivation processes of the HERG channel. J Gen Physiol (2004) 1.22

Negative charges in the transmembrane domains of the HERG K channel are involved in the activation- and deactivation-gating processes. J Gen Physiol (2003) 1.21

Molecular interactions between two long-QT syndrome gene products, HERG and KCNE2, rationalized by in vitro and in silico analysis. Circ Res (2001) 1.21

Tail end of the s6 segment: role in permeation in shaker potassium channels. J Gen Physiol (2002) 1.19

Molecular basis of slow activation of the human ether-a-go-go related gene potassium channel. J Physiol (2004) 1.18

Determinants of voltage-dependent gating and open-state stability in the S5 segment of Shaker potassium channels. J Gen Physiol (1999) 1.18

Activation and inactivation kinetics of an E-4031-sensitive current from single ferret atrial myocytes. Biophys J (1996) 1.16

Role of intracellular domains in the function of the herg potassium channel. Eur Biophys J (2009) 1.15

Effect of S6 tail mutations on charge movement in Shaker potassium channels. Biophys J (2003) 1.14

Molecular dynamics simulation of Kv channel voltage sensor helix in a lipid membrane with applied electric field. Biophys J (2008) 1.13

hERG gating microdomains defined by S6 mutagenesis and molecular modeling. J Gen Physiol (2008) 1.10

Tryptophan scanning mutagenesis of the HERG K+ channel: the S4 domain is loosely packed and likely to be lipid exposed. J Physiol (2005) 1.10