Varaico: Literature-Extracted Genetic Variants

Gene:KCNH2
Variant:p.T421M
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KCNH2

NM_000238.4:p.T421M

Associated Papers

SPARC: a structural pathogenicity algorithm for risk classification of hERG variants.

Chatelain FC et al.

Europace : European Pacing, Arrhythmias, and Cardiac Electrophysiology : Journal of the Working Groups on Cardiac Pacing, Arrhythmias, and Cardiac Cellular Electrophysiology of the European Society of Cardiology, 2026

41443252 (PubMed )
Supplement: euaf327_supplementary_data.zip › Table-S1-V2.xlsx › All_missense_variants

Facing the challenges to shorten the diagnostic odyssey: first Whole Genome Sequencing experience of a Colombian cohort with suspected rare diseases.

Velasco HM et al.

European Journal of Human Genetics : Ejhg, 2024

Multiplexed Assays of Variant Effect and Automated Patch-clamping Improve KCNH2-LQTS Variant Classification and Cardiac Event Risk Stratification.

O'Neill MJ et al.

Medrxiv : the Preprint Server for Health Sciences, 2024

38370760 (PubMed )
Supplement: media-2.xlsx › Table_S5

Identification of a novel pathogenic variant in KCNH2 in an Iranian family with long QT syndrome 2 by whole-exome sequencing.

Fazelifar AF et al.

Journal of Arrhythmia, 2023

A need for exhaustive and standardized characterization of ion channels activity. The case of KV11.1.

Alameh M et al.

Frontiers in Physiology, 2023

36860515 (PubMed )
Supplement: Table1.XLSX › missense_variants

A novel mutation in KCNH2 yields loss-of-function of hERG potassium channel in long QT syndrome 2.

Gu K et al.

Pflugers Archiv : European Journal of Physiology, 2021

Enhancing rare variant interpretation in inherited arrhythmias through quantitative analysis of consortium disease cohorts and population controls.

Walsh R et al.

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2021

32893267 (PubMed )
Supplement: 41436_2020_946_MOESM2_ESM.xlsx › S12

Roles for Countercharge in the Voltage Sensor Domain of Ion Channels.

Groome JR et al.

Frontiers in Pharmacology, 2020

The S1 helix critically regulates the finely tuned gating of Kv11.1 channels.

Phan K et al.

The Journal of Biological Chemistry, 2017

A helical segment makes potassium channels go-go.

Parent L

The Journal of Biological Chemistry, 2017

Rescue of protein expression defects may not be enough to abolish the pro-arrhythmic phenotype of long QT type 2 mutations.

Perry MD et al.

The Journal of Physiology, 2016

Translational toxicology and rescue strategies of the hERG channel dysfunction: biochemical and molecular mechanistic aspects.

Zhang KP et al.

Acta Pharmacologica Sinica, 2014

Large-scale mutational analysis of Kv11.1 reveals molecular insights into type 2 long QT syndrome.

Anderson CL et al.

Nature Communications, 2014

Identifying potential functional impact of mutations and polymorphisms: linking heart failure, increased risk of arrhythmias and sudden cardiac death.

Jagu B et al.

Frontiers in Physiology, 2013

Mechanism of loss of Kv11.1 K+ current in mutant T421M-Kv11.1-expressing rat ventricular myocytes: interaction of trafficking and gating.

Balijepalli SY et al.

Circulation, 2012

A422T mutation in HERG potassium channel retained in ER is rescurable by pharmacologic or molecular chaperones.

Guo J et al.

Biochemical and Biophysical Research Communications, 2012

Rescue of mutated cardiac ion channels in inherited arrhythmia syndromes.

Balijepalli SY et al.

Journal of Cardiovascular Pharmacology, 2010

Compendium of cardiac channel mutations in 541 consecutive unrelated patients referred for long QT syndrome genetic testing.

Tester DJ et al.

Heart Rhythm, 2005

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Regarding the variants extracted from papers and shown text snippets from research papers, the following holds: "Some rights reserved. This work permits non-commercial use, distribution and reproduction in any medium, provided the original author and source are credited."