Varaico: Literature-Extracted Genetic Variants

Gene:KCNQ1
Variant:p.D242N
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KCNQ1

NM_000218.3:p.D242N

Associated Papers

Congenital Long QT Syndrome Unmasked by COVID-19 Infection Presenting as Ventricular Tachycardia Storm.

Aoki H et al.

Jacc. Case Reports, 2026

Predicting the Damaging Potential of Uncharacterized KCNQ1 and KCNE1 Variants.

Tarnovskaya SI et al.

International Journal of Molecular Sciences, 2025

40724807 (PubMed )
Supplement: ijms-26-06561-s001.zip › ijms-3705358_SupplementaryTable2.xls › SupplementaryTable2

Novel KCNQ1 Q234K variant, identified in patients with long QT syndrome and epileptiform activity, induces both gain- and loss-of-function of slowly activating delayed rectifier potassium currents.

Nakajima T et al.

Frontiers in Physiology, 2024

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

Wolff-Parkinson-White syndrome: De novo variants and evidence for mutational burden in genes associated with atrial fibrillation.

Coban-Akdemir ZH et al.

American Journal of Medical Genetics. Part A, 2020

Compound and heterozygous mutations of KCNQ1 in long QT syndrome with familial history of unexplained sudden death: Identified by analysis of whole exome sequencing and predisposing genes.

Lin Y et al.

Annals of Noninvasive Electrocardiology : the Official Journal of the International Society for Holter and Noninvasive Electrocardiology, Inc, 2020

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

Brewer KR et al.

Frontiers in Pharmacology, 2020

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

Effects of protein-protein interactions and ligand binding on the ion permeation in KCNQ1 potassium channel.

Jalily Hasani H et al.

Plos One, 2018

29444113 (PubMed )
Supplement: pone.0191905.s001.pdf

Inactivation of KCNQ1 potassium channels reveals dynamic coupling between voltage sensing and pore opening.

Hou P et al.

Nature Communications, 2017

D242N, a KV7.1 LQTS mutation uncovers a key residue for IKs voltage dependence.

Moreno C et al.

Journal of Molecular and Cellular Cardiology, 2017

Molecular pathogenesis of long QT syndrome type 1.

Wu J et al.

Journal of Arrhythmia, 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

Assessment of the predictive accuracy of five in silico prediction tools, alone or in combination, and two metaservers to classify long QT syndrome gene mutations.

Leong IU et al.

Bmc Medical Genetics, 2015

25967940 (PubMed )
Supplement: 12881_2015_176_MOESM1_ESM.xlsx › EVERYTHING

Cellular mechanisms of mutations in Kv7.1: auditory functions in Jervell and Lange-Nielsen syndrome vs. Romano-Ward syndrome.

Mousavi Nik A et al.

Frontiers in Cellular Neuroscience, 2015

A Common Mutation of Long QT Syndrome Type 1 in Japan.

Itoh H et al.

Circulation Journal : Official Journal of the Japanese Circulation Society, 2015

Results of genetic testing in 855 consecutive unrelated patients referred for long QT syndrome in a clinical laboratory.

Lieve KV et al.

Genetic Testing and Molecular Biomarkers, 2013

23631430 (PubMed )
Supplement: sj-doc-1-gtm-10.1089_gtmb.2012.0118.doc

Mutations in conserved amino acids in the KCNQ1 channel and risk of cardiac events in type-1 long-QT syndrome.

Jons C et al.

Journal of Cardiovascular Electrophysiology, 2009

Clinical aspects of type-1 long-QT syndrome by location, coding type, and biophysical function of mutations involving the KCNQ1 gene.

Moss AJ et al.

Circulation, 2007

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

Tester DJ et al.

Heart Rhythm, 2005

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

Splawski I et al.

Circulation, 2000

Genomic organization and mutational analysis of KVLQT1, a gene responsible for familial long QT syndrome.

Itoh T et al.

Human Genetics, 1998

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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."