Varaico: Literature-Extracted Genetic Variants

Gene:KCNH2
Variant:p.R534C
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KCNH2

NM_000238.4:p.R534C

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

Congenital long QT syndrome caused by a KCNH2 pathogenic variant exhibiting "motor seizures": a case report and literature review.

Jin M et al.

Bmc Pediatrics, 2025

Topological Distribution of KCNH2 Variants and Genotype-Phenotype Relationship in Patients With Long QT Syndrome.

Liu H et al.

Pacing and Clinical Electrophysiology : Pace, 2025

Molecular genetics in 1991 arrhythmia probands and 2782 relatives in Norway: Results from 17 years of genetic testing in a national laboratory.

Stava TT et al.

Clinical Genetics, 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

Detection of a novel pathogenic variant in KCNH2 associated with long QT syndrome 2 using whole exome sequencing.

Kohansal E et al.

Bmc Medical Genomics, 2024

Computational insights into the mechanisms underlying structural destabilization and recovery in trafficking-deficient hERG mutants.

AlRawashdeh S et al.

Frontiers in Molecular Biosciences, 2024

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

The Advantages, Challenges, and Future of Human-Induced Pluripotent Stem Cell Lines in Type 2 Long QT Syndrome.

Cai D et al.

Journal of Cardiovascular Translational Research, 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

Sex Differences and Utility of Treadmill Testing in Long-QT Syndrome.

Yee LA et al.

Journal of the American Heart Association, 2022

36102233 (PubMed )
Supplement: JAH3-11-e025108-s001.pdf

Variant interpretation in molecular autopsy: a useful dilemma.

Scheiper-Welling S et al.

International Journal of Legal Medicine, 2022

Deciphering Common Long QT Syndrome Using CRISPR/Cas9 in Human-Induced Pluripotent Stem Cell-Derived Cardiomyocytes.

Song Y et al.

Frontiers in Cardiovascular Medicine, 2022

Assessment of absolute risk of life-threatening cardiac events in long QT syndrome patients.

Wang M et al.

Frontiers in Cardiovascular Medicine, 2022

36277779 (PubMed )
Supplement: Data_Sheet_1.pdf

A standardised hERG phenotyping pipeline to evaluate KCNH2 genetic variant pathogenicity.

Oliveira-Mendes B et al.

Clinical and Translational Medicine, 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 › S10

Targeted next generation sequencing revealed a novel deletion-frameshift mutation of KCNH2 gene in a Chinese Han family with long QT syndrome: A case report and review of Chinese cases.

Du F et al.

Medicine, 2020

Beyond Family: Modeling Non-hereditary Heart Diseases With Human Pluripotent Stem Cell-Derived Cardiomyocytes.

Martewicz S et al.

Frontiers in Physiology, 2020

32390874 (PubMed )
Supplement: Data_Sheet_1.PDF

Structures Illuminate Cardiac Ion Channel Functions in Health and in Long QT Syndrome.

Brewer KR et al.

Frontiers in Pharmacology, 2020

32431610 (PubMed )
Supplement: Table_1.xlsx › mutation_list

L51P, a novel mutation in the PAS domain of hERG channel, confers long QT syndrome by impairing channel activation.

Wang M et al.

American Journal of Translational Research, 2020

R534C mutation in hERG causes a trafficking defect in iPSC-derived cardiomyocytes from patients with type 2 long QT syndrome.

Mesquita FCP et al.

Scientific Reports, 2019

Large next-generation sequencing gene panels in genetic heart disease: yield of pathogenic variants and variants of unknown significance.

van Lint FHM et al.

Netherlands Heart Journal : Monthly Journal of the Netherlands Society of Cardiology and the Netherlands Heart Foundation, 2019

30847666 (PubMed )
Supplement: 12471_2019_1250_MOESM2_ESM.xlsx › Blad1

Association of Genetic and Clinical Aspects of Congenital Long QT Syndrome With Life-Threatening Arrhythmias in Japanese Patients.

Shimizu W et al.

Jama Cardiology, 2019

Long QT Syndrome and Sinus Bradycardia-A Mini Review.

Wilders R et al.

Frontiers in Cardiovascular Medicine, 2018

Semiconductor Whole Exome Sequencing for the Identification of Genetic Variants in Colombian Patients Clinically Diagnosed with Long QT Syndrome.

Burgos M et al.

Molecular Diagnosis & Therapy, 2016

Compound Mutations Cause Increased Cardiac Events in Children with Long QT Syndrome: Can the Sequence Homology-Based Tools be Applied for Prediction of Phenotypic Severity?

Izumi G et al.

Pediatric Cardiology, 2016

Impact of Updated Diagnostic Criteria for Long QT Syndrome on Clinical Detection of Diseased Patients: Results From a Study of Patients Carrying Gene Mutations.

Hayashi K et al.

Jacc. Clinical Electrophysiology, 2016

Potassium Channels and Human Epileptic Phenotypes: An Updated Overview.

Villa C et al.

Frontiers in Cellular Neuroscience, 2016

QT Adaptation and Intrinsic QT Variability in Congenital Long QT Syndrome.

Seethala S et al.

Journal of the American Heart Association, 2015

Achieving high-sensitivity for clinical applications using augmented exome sequencing.

Patwardhan A et al.

Genome Medicine, 2015

26269718 (PubMed )
Supplement: 13073_2015_197_MOESM8_ESM.xlsx › Sheet1

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

25417810 (PubMed )
Supplement: NIHMS634670-supplement-1.pdf

Mechanistic basis for type 2 long QT syndrome caused by KCNH2 mutations that disrupt conserved arginine residues in the voltage sensor.

McBride CM et al.

The Journal of Membrane Biology, 2013

Current pharmacogenomic studies on hERG potassium channels.

He FZ et al.

Trends in Molecular Medicine, 2013

hERG K(+) channels: structure, function, and clinical significance.

Vandenberg JI et al.

Physiological Reviews, 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

Investigation of ion channel gene variants in patients with long QT syndrome.

Ernesto C et al.

Arquivos Brasileiros De Cardiologia, 2011

Rescue of mutated cardiac ion channels in inherited arrhythmia syndromes.

Balijepalli SY et al.

Journal of Cardiovascular Pharmacology, 2010

HERG1 channelopathies.

Sanguinetti MC

Pflugers Archiv : European Journal of Physiology, 2010

Congenital long QT syndrome presenting with a history of epilepsy: misdiagnosis or relationship between channelopathies of the heart and brain?

Omichi C et al.

Epilepsia, 2010

Identification of a possible pathogenic link between congenital long QT syndrome and epilepsy.

Johnson JN et al.

Neurology, 2009

Mutation site dependent variability of cardiac events in Japanese LQT2 form of congenital long-QT syndrome.

Nagaoka I et al.

Circulation Journal : Official Journal of the Japanese Circulation Society, 2008

Molecular genetic analysis of long QT syndrome in Norway indicating a high prevalence of heterozygous mutation carriers.

Berge KE et al.

Scandinavian Journal of Clinical and Laboratory Investigation, 2008

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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."