Varaico: Literature-Extracted Genetic Variants

Gene:KCNQ1
Variant:p.R174C
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KCNQ1

NM_000218.3:p.R174C

Associated Papers

Left ventricular hypertrabeculation is a novel predictor of life-threatening arrhythmic events in long QT syndrome patients.

Yang J et al.

Orphanet Journal of Rare Diseases, 2025

Mapping the Functional Landscape of KCNQ1 to Define Ion Channel Mechanisms and Arrhythmia Risk.

Harvey ML et al.

Medrxiv : the Preprint Server for Health Sciences, 2025

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

Medically Actionable Secondary Findings from Whole-Exome Sequencing (WES) Data in a Sample of 3972 Individuals.

Melo M et al.

International Journal of Molecular Sciences, 2025

40332002 (PubMed )
Supplement: ijms-26-03509-s001.zip › Table_S1._Medically_ACMG_actionable_findings_and_carrier_status_identified_in_our_study.xlsx › Allele_frequencies

Integrative analysis of KCNQ1 variants reveals molecular mechanisms of type 1 long QT syndrome pathogenesis.

Brewer KR et al.

Proceedings of the National Academy of Sciences of the United States of America, 2025

39969993 (PubMed )
Supplement: pnas.2412971122.sd02.xlsx › Sheet1

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

Targeted next-generation sequencing reveals the genetic mechanism of Chinese Marfan syndrome cohort with ocular manifestation.

Han D et al.

Molecular Genetics & Genomic Medicine, 2024

Neglected Mendelian causes of stroke in adult Chinese patients who had an ischaemic stroke or transient ischaemic attack.

Li W et al.

Stroke and Vascular Neurology, 2024

37495379 (PubMed )
Supplement: svn-2022-002158supp001.pdf

Genomic characteristics and immune landscape of super multiple primary lung cancer.

Yang Z et al.

Ebiomedicine, 2024

38364701 (PubMed )
Supplement: mmc6.xlsx › Sheet1

Modulation of the IKS channel by PIP2 requires two binding sites per monomer.

Kongmeneck AD et al.

Bba Advances, 2023

Predicting the functional impact of KCNQ1 variants with artificial neural networks.

Phul S et al.

Plos Computational Biology, 2022

35442947 (PubMed )
Supplement: pcbi.1010038.s010.xlsx › Missense_Mutations

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

Evolutionary coupling analysis guides identification of mistrafficking-sensitive variants in cardiac K+ channels: Validation with hERG.

Zhang Y et al.

Frontiers in Pharmacology, 2022

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

Reclassification of genetic variants in children with long QT syndrome.

Westphal DS et al.

Molecular Genetics & Genomic Medicine, 2020

32383558 (PubMed )
Supplement: MGG3-8-e1300-s001.xlsx › Supplement_Tabelle

A computational model of induced pluripotent stem-cell derived cardiomyocytes for high throughput risk stratification of KCNQ1 genetic variants.

Kernik DC et al.

Plos Computational Biology, 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

Comprehensive analysis of syndromic hearing loss patients in Japan.

Ideura M et al.

Scientific Reports, 2019

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

Mechanisms of KCNQ1 channel dysfunction in long QT syndrome involving voltage sensor domain mutations.

Huang H et al.

Science Advances, 2018

A hERG mutation E1039X produced a synergistic lesion on IKs together with KCNQ1-R174C mutation in a LQTS family with three compound mutations.

Wu J et al.

Scientific Reports, 2018

"Homozygous, and compound heterozygous mutation in 3 Turkish family with Jervell and Lange-Nielsen syndrome: case reports".

Uysal F et al.

Bmc Medical Genetics, 2017

Molecular pathogenesis of long QT syndrome type 1.

Wu J et al.

Journal of Arrhythmia, 2016

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

Negative-dominance phenomenon with genetic variants of the cardiac sodium channel Nav1.5.

Sottas V et al.

Biochimica Et Biophysica Acta, 2016

KCNQ1 mutations associated with Jervell and Lange-Nielsen syndrome and autosomal recessive Romano-Ward syndrome in India-expanding the spectrum of long QT syndrome type 1.

Vyas B et al.

American Journal of Medical Genetics. Part A, 2016

Comorbid Epilepsy and Developmental Disorders in Congenital Long QT Syndrome With Life-Threatening Perinatal Arrhythmias.

Miyazaki A 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

Bayesian models for syndrome- and gene-specific probabilities of novel variant pathogenicity.

Ruklisa D et al.

Genome Medicine, 2015

25649125 (PubMed )
Supplement: 13073_2014_120_MOESM1_ESM.pdf

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

Prevalence and potential genetic determinants of sensorineural deafness in KCNQ1 homozygosity and compound heterozygosity.

Giudicessi JR et al.

Circulation. Cardiovascular Genetics, 2013

Genotype- and Sex-Specific QT-RR Relationship in the Type-1 Long-QT Syndrome.

Couderc JP et al.

Journal of the American Heart Association, 2012

Opposite Effects of the S4-S5 Linker and PIP(2) on Voltage-Gated Channel Function: KCNQ1/KCNE1 and Other Channels.

Choveau FS et al.

Frontiers in Pharmacology, 2012

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 › TypeII-

A hydrophobicity-dependent motif responsible for surface expression of cardiac potassium channel.

Pan N et al.

Cellular Signalling, 2009

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

Tester DJ et al.

Heart Rhythm, 2005

Long QT syndrome.

Cowen AR

Emergency Medical Services, 2000

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."