Varaico: Literature-Extracted Genetic Variants

Gene:KCNH2
Variant:p.H492Y
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KCNH2

NM_000238.4:p.H492Y

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

High-throughput screens identify genotype-specific therapeutics for channelopathies.

Egly CL et al.

Jci Insight, 2025

41026531 (PubMed )
Supplement: jciinsight-10-191697-s190.xlsx › Figure_6B

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

Postmortem Identification of Genetic Variations Associated with Sudden Unexpected Death in Young People.

Miura A et al.

International Heart Journal, 2024

Frequency of actionable secondary findings in 7472 Korean genomes derived from the National Project of Bio Big Data pilot study.

Kim Y et al.

Human Genetics, 2023

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

Harmonizing variant classification for return of results in the All of Us Research Program.

Harrison SM et al.

Human Mutation, 2022

34923710 (PubMed )
Supplement: HUMU-43-1114-s002.xlsx › Supplemental_Table_1

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

Frequency of genomic secondary findings among 21,915 eMERGE network participants.

Unknown Author

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2020

32546831 (PubMed )
Supplement: NIHMS1615423-supplement-Supplementary_Table_2.xlsx › Sheet1

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

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

Genetic and Phenotypic Characterization of Community Hospital Patients With QT Prolongation.

Gibbs C et al.

Journal of the American Heart Association, 2018

30369311 (PubMed )
Supplement: JAH3-7-e009706-s001.pdf

Contribution of a KCNH2 variant in genotyped long QT syndrome: Romano-Ward syndrome under double mutations and acquired long QT syndrome under heterozygote.

Fujii Y et al.

Journal of Cardiology, 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

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

In silico screening of the impact of hERG channel kinetic abnormalities on channel block and susceptibility to acquired long QT syndrome.

Romero L et al.

Journal of Molecular and Cellular Cardiology, 2015

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

Congenital long QT syndrome with compound mutations in the KCNH2 gene.

Bando S et al.

Heart and Vessels, 2014

In silico screening of the impact of hERG channel kinetic abnormalities on channel block and susceptibility to acquired long QT syndrome.

Romero L et al.

Journal of Molecular and Cellular Cardiology, 2014

A KCR1 variant implicated in susceptibility to the long QT syndrome.

Hayashi K et al.

Journal of Molecular and Cellular Cardiology, 2011

Latent genetic backgrounds and molecular pathogenesis in drug-induced long-QT syndrome.

Itoh H et al.

Circulation. Arrhythmia and Electrophysiology, 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

Q-T peak dispersion in congenital long QT syndrome: possible marker of mutation of HERG.

Inoue M et al.

Circulation Journal : Official Journal of the Japanese Circulation Society, 2003

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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."