NaV1.4 DI-S4 periodic paralysis mutation R222W enhances inactivation and promotes leak current to attenuate action potentials and depolarize muscle fibers

scientific article published on 10 July 2018

NaV1.4 DI-S4 periodic paralysis mutation R222W enhances inactivation and promotes leak current to attenuate action potentials and depolarize muscle fibers is …
instance of (P31):
scholarly articleQ13442814

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P356DOI10.1038/S41598-018-28594-5
P932PMC publication ID6039468
P698PubMed publication ID29991727

P2093author name stringFrank Lehmann-Horn
Karin Jurkat-Rott
James R Groome
Vern Winston
Landon Bayless-Edwards
Paula Arinze
P2860cites workA quantitative description of membrane current and its application to conduction and excitation in nerveQ22337072
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Extracellular potassium homeostasis: insights from hypokalemic periodic paralysisQ34039490
An atypical phenotype of hypokalemic periodic paralysis caused by a mutation in the sodium channel gene SCN4A.Q34417442
An expanding view for the molecular basis of familial periodic paralysisQ34738564
Leaky sodium channels from voltage sensor mutations in periodic paralysis, but not paramyotoniaQ34999202
Gating pore currents are defects in common with two Nav1.5 mutations in patients with mixed arrhythmias and dilated cardiomyopathyQ35014373
Voltage-sensor sodium channel mutations cause hypokalemic periodic paralysis type 2 by enhanced inactivation and reduced currentQ35208537
Defective fast inactivation recovery of Nav 1.4 in congenital myasthenic syndrome.Q35878466
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Gating pore currents and the resting state of Nav1.4 voltage sensor domainsQ36436974
Resting potential-dependent regulation of the voltage sensitivity of sodium channel gating in rat skeletal muscle in vivoQ36493507
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Gating pore currents in DIIS4 mutations of NaV1.4 associated with periodic paralysis: saturation of ion flux and implications for disease pathogenesisQ36908941
Depolarization-activated gating pore current conducted by mutant sodium channels in potassium-sensitive normokalemic periodic paralysisQ37018940
Domain IV voltage-sensor movement is both sufficient and rate limiting for fast inactivation in sodium channels.Q37055488
K+-dependent paradoxical membrane depolarization and Na+ overload, major and reversible contributors to weakness by ion channel leaksQ37102151
A cluster of hydrophobic amino acid residues required for fast Na(+)-channel inactivationQ37301303
NaV1.4 mutations cause hypokalaemic periodic paralysis by disrupting IIIS4 movement during recoveryQ37647775
Voltage-sensor mutations in channelopathies of skeletal muscleQ37692699
Biophysics, pathophysiology, and pharmacology of ion channel gating poresQ38207583
Sodium channel inactivation defects are associated with acetazolamide-exacerbated hypokalemic periodic paralysisQ40780362
Mutant channels contribute <50% to Na+ current in paramyotonia congenita muscleQ40950898
Sodium channel mutations in paramyotonia congenita uncouple inactivation from activationQ41491359
Mechanisms Responsible for ω-Pore Currents in Cav Calcium Channel Voltage-Sensing Domains.Q47131974
In situ immune response and mechanisms of cell damage in central nervous system of fatal cases microcephaly by Zika virusQ47557035
Substitutions of the S4DIV R2 residue (R1451) in NaV1.4 lead to complex forms of paramyotonia congenita and periodic paralysesQ48120363
Structure of a eukaryotic voltage-gated sodium channel at near-atomic resolutionQ48255148
Gating pore current in an inherited ion channelopathyQ48799799
Human Na+ channel fast and slow inactivation in paramyotonia congenita mutants expressed in Xenopus laevis oocytesQ48960709
Spider toxin inhibits gating pore currents underlying periodic paralysis.Q52325902
A novel Ile1455Thr variant in the skeletal muscle sodium channel alpha-subunit in a patient with a severe adult-onset proximal myopathy with electrical myotonia and a patient with mild paramyotonia phenotype.Q52809834
Paradoxical depolarization of BA2+- treated muscle exposed to low extracellular K+: insights into resting potential abnormalities in hypokalemic paralysis.Q53556880
Putting the squeeze on superconductivity.Q53752232
A defect in skeletal muscle sodium channel deactivation exacerbates hyperexcitability in human paramyotonia congenitaQ74315934
[The mutation R672H in SCN4A gene exists in Chinese patients with hypokalaemic periodic paralysis]Q83303458
P433issue1
P921main subjectperiodic paralysisQ1788314
P304page(s)10372
P577publication date2018-07-10
P1433published inScientific ReportsQ2261792
P1476titleNaV1.4 DI-S4 periodic paralysis mutation R222W enhances inactivation and promotes leak current to attenuate action potentials and depolarize muscle fibers
P478volume8