Varaico: Literature-Extracted Genetic Variants

Gene:KCNH2
Variant:p.P347S
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KCNH2

NM_000238.4:p.P347S

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

Identification and functional assessment of a KCNH2 compound heterozygosity in a patient with presumed idiopathic ventricular fibrillation ascertains the diagnosis of long QT syndrome type 2.

Janková N 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

A synonymous KCNH2 polymorphism and methadone trough level influence QTc prolongation in Kelantanese Malay recipients of methadone maintenance therapy (MMT) in Malaysia.

Abdul Jalal MI et al.

Plos One, 2025

Genetic investigations on singleton school aged children reveal novel variants and new candidate genes for hearing loss.

Khan H et al.

Scientific Reports, 2024

39271758 (PubMed )
Supplement: 41598_2024_71407_MOESM1_ESM.xlsx › SPK13_het

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

Clinical interpretation of KCNH2 variants using a robust PS3/BS3 functional patch-clamp assay.

Thomson KL et al.

Hgg Advances, 2024

38219013 (PubMed )
Supplement: mmc2.xlsx › Table_S1_Variant_Controls

The importance of variant reinterpretation in inherited cardiovascular diseases: Establishing the optimal timeframe.

Fernandez-Falgueras A et al.

Plos One, 2024

38691546 (PubMed )
Supplement: pone.0297914.s001.xlsx › Hoja1

Screening for Rare Coding Variants That Associate With the QTc Interval in Iceland.

Sveinbjornsson G et al.

Journal of the American Heart Association, 2023

37449562 (PubMed )
Supplement: JAH3-12-e029845-s001.pdf

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

1029 genomes of self-declared healthy individuals from India reveal prevalent and clinically relevant cardiac ion channelopathy variants.

Bajaj A et al.

Human Genomics, 2022

35932045 (PubMed )
Supplement: 40246_2022_402_MOESM5_ESM.xlsx › Additional_File_5

Estimating the Posttest Probability of Long QT Syndrome Diagnosis for Rare KCNH2 Variants.

Kozek K et al.

Circulation. Genomic and Precision Medicine, 2021

Loss-of-function variants in Kv 11.1 cardiac channels as a biomarker for SUDEP.

Soh MS et al.

Annals of Clinical and Translational Neurology, 2021

Next-generation sequencing using microfluidic PCR enrichment for molecular autopsy.

Raju H et al.

Bmc Cardiovascular Disorders, 2019

31337358 (PubMed )
Supplement: 12872_2019_1154_MOESM1_ESM.pdf

Classification and Reporting of Potentially Proarrhythmic Common Genetic Variation in Long QT Syndrome Genetic Testing.

Giudicessi JR et al.

Circulation, 2018

Investigating the Genetic Causes of Sudden Unexpected Death in Children Through Targeted Next-Generation Sequencing Analysis.

Dewar LJ et al.

Circulation. Cardiovascular Genetics, 2017

Targeted Next-Generation Sequencing of 51 Genes Involved in Primary Electrical Disease.

Proost D et al.

The Journal of Molecular Diagnostics : Jmd, 2017

Diagnostic yield of molecular autopsy in patients with sudden arrhythmic death syndrome using targeted exome sequencing.

Nunn LM 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, 2016

Rare genetic variants previously associated with congenital forms of long QT syndrome have little or no effect on the QT interval.

Ghouse J et al.

European Heart Journal, 2015

Diagnostic Approach to Unexplained Cardiac Arrest (from the FIVI-Gen Study).

Jiménez-Jáimez J et al.

The American Journal of Cardiology, 2015

Clinical association between pharmacogenomics and adverse drug reactions.

Zhou ZW et al.

Drugs, 2015

Population genomic analysis of 962 whole genome sequences of humans reveals natural selection in non-coding regions.

Yu F et al.

Plos One, 2015

25807536 (PubMed )
Supplement: pone.0121644.s002.xls › n962_HGMD_Uniprot.GO131

The genetics of pro-arrhythmic adverse drug reactions.

Petropoulou E et al.

British Journal of Clinical Pharmacology, 2014

Genetic modifier of the QTc interval associated with early-onset atrial fibrillation.

Andreasen L et al.

The Canadian Journal of Cardiology, 2013

Risk stratification in long QT syndrome: Are we finally getting closer to a mutation-specific assessment of an individual patient's arrhythmogenic risk?

Odening KE et al.

Heart Rhythm, 2013

Current pharmacogenomic studies on hERG potassium channels.

He FZ et al.

Trends in Molecular Medicine, 2013

High prevalence of genetic variants previously associated with LQT syndrome in new exome data.

Refsgaard L et al.

European Journal of Human Genetics : Ejhg, 2012

Electrophysiological study of V535M hERG mutation of LQT2.

Shao C et al.

Journal of Huazhong University of Science and Technology. Medical Sciences = Hua Zhong Ke Ji Da Xue Xue Bao. Yi Xue Ying De Wen Ban = Huazhong Keji Daxue Xuebao. Yixue Yingdewen Ban, 2011

Pharmacogenomics of cardiovascular drugs and adverse effects in pediatrics.

Visscher H et al.

Journal of Cardiovascular Pharmacology, 2011

Mutation analysis ion channel genes ventricular fibrillation survivors with coronary artery disease.

Novotny T et al.

Pacing and Clinical Electrophysiology : Pace, 2011

Rescue of mutated cardiac ion channels in inherited arrhythmia syndromes.

Balijepalli SY et al.

Journal of Cardiovascular Pharmacology, 2010

A new approach to long QT syndrome mutation detection by Sequenom MassARRAY system.

Allegue C et al.

Electrophoresis, 2010

Pharmacological and electrophysiological characterization of nine, single nucleotide polymorphisms of the hERG-encoded potassium channel.

Männikkö R et al.

British Journal of Pharmacology, 2010

Genome-wide analysis to predict protein sequence variations that change phosphorylation sites or their corresponding kinases.

Ryu GM et al.

Nucleic Acids Research, 2009

19139070 (PubMed )
Supplement: gkn1008_nar-01723-s-2008-File009.xls › TypeI_

Genetic determinants of sudden cardiac death.

Noseworthy PA et al.

Circulation, 2008

Molecular aspects of the congenital and acquired Long QT Syndrome: clinical implications.

Saenen JB et al.

Journal of Molecular and Cellular Cardiology, 2008

Pharmacogenetics of drug-induced arrhythmias.

Abbott GW et al.

Expert Review of Clinical Pharmacology, 2008

A single hERG mutation underlying a spectrum of acquired and congenital long QT syndrome phenotypes.

Saenen JB et al.

Journal of Molecular and Cellular Cardiology, 2007

Genetic polymorphisms and arrhythmia susceptibility.

Makita N et al.

Circulation Journal : Official Journal of the Japanese Circulation Society, 2007

The long QT syndrome family of cardiac ion channelopathies: a HuGE review.

Modell SM et al.

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2006

Compound mutations: a common cause of severe long-QT syndrome.

Westenskow P et al.

Circulation, 2004

Genetic variations of KCNQ1, KCNH2, SCN5A, KCNE1, and KCNE2 in drug-induced long QT syndrome patients.

Paulussen AD et al.

Journal of Molecular Medicine (berlin, Germany), 2004

Ethnic differences in cardiac potassium channel variants: implications for genetic susceptibility to sudden cardiac death and genetic testing for congenital long QT syndrome.

Ackerman MJ et al.

Mayo Clinic Proceedings, 2003

Spectrum of mutations in long-QT syndrome genes. KVLQT1, HERG, SCN5A, KCNE1, and KCNE2.

Splawski I et al.

Circulation, 2000

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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."