Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs199472910
rs199472910
A 0.700 GeneticVariation CLINVAR Contribution of a KCNH2 variant in genotyped long QT syndrome: Romano-Ward syndrome under double mutations and acquired long QT syndrome under heterozygote. 27816319

2017

dbSNP: rs199472910
rs199472910
A 0.700 GeneticVariation CLINVAR Congenital long QT syndrome with compound mutations in the KCNH2 gene. 24057343

2014

dbSNP: rs199472910
rs199472910
A 0.700 GeneticVariation CLINVAR Latent genetic backgrounds and molecular pathogenesis in drug-induced long-QT syndrome. 19843919

2009

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Mutation site dependent variability of cardiac events in Japanese LQT2 form of congenital long-QT syndrome. 18441445

2008

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR The Human Gene Mutation Database: towards a comprehensive repository of inherited mutation data for medical research, genetic diagnosis and next-generation sequencing studies. 28349240

2017

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Founder mutations characterise the mutation panorama in 200 Swedish index cases referred for Long QT syndrome genetic testing. 23098067

2012

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Spectrum of mutations in long-QT syndrome genes. KVLQT1, HERG, SCN5A, KCNE1, and KCNE2. 10973849

2000

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Novel characteristics of a misprocessed mutant HERG channel linked to hereditary long QT syndrome. 11009462

2000

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Physiological genomics identifies genetic modifiers of long QT syndrome type 2 severity. 29431731

2018

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR An in vivo cardiac assay to determine the functional consequences of putative long QT syndrome mutations. 23303164

2013

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Most LQT2 mutations reduce Kv11.1 (hERG) current by a class 2 (trafficking-deficient) mechanism. 16432067

2006

dbSNP: rs199472990
rs199472990
A 0.700 CausalMutation CLINVAR Asymmetry of parental origin in long QT syndrome: preferential maternal transmission of KCNQ1 variants linked to channel dysfunction. 26669661

2016

dbSNP: rs199473428
rs199473428
T 0.700 GeneticVariation CLINVAR Survey of the coding region of the HERG gene in long QT syndrome reveals six novel mutations and an amino acid polymorphism with possible phenotypic effects. 10862094

2000

dbSNP: rs199473428
rs199473428
T 0.700 GeneticVariation CLINVAR Phylogenetic and physicochemical analyses enhance the classification of rare nonsynonymous single nucleotide variants in type 1 and 2 long-QT syndrome. 22949429

2012

dbSNP: rs199473428
rs199473428
T 0.700 GeneticVariation CLINVAR Utility and limitations of exome sequencing as a genetic diagnostic tool for conditions associated with pediatric sudden cardiac arrest/sudden cardiac death. 26187847

2015

dbSNP: rs199473428
rs199473428
T 0.700 GeneticVariation CLINVAR Not all hERG pore domain mutations have a severe phenotype: G584S has an inactivation gating defect with mild phenotype compared to G572S, which has a dominant negative trafficking defect and a severe phenotype. 19490267

2009

dbSNP: rs199473428
rs199473428
T 0.700 GeneticVariation CLINVAR Sinus node function and ventricular repolarization during exercise stress test in long QT syndrome patients with KvLQT1 and HERG potassium channel defects. 10483966

1999

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Vagal reflexes following an exercise stress test: a simple clinical tool for gene-specific risk stratification in the long QT syndrome. 23158531

2012

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Spectrum and prevalence of mutations from the first 2,500 consecutive unrelated patients referred for the FAMILION long QT syndrome genetic test. 19716085

2009

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR [Novel mutations of potassium channel KCNQ1 S145L and KCNH2 Y475C genes in Chinese pedigrees of long QT syndrome]. 16831322

2006

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Most LQT2 mutations reduce Kv11.1 (hERG) current by a class 2 (trafficking-deficient) mechanism. 16432067

2006

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Analysis of the cyclic nucleotide binding domain of the HERG potassium channel and interactions with KCNE2. 11278781

2001

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Results of genetic testing in 855 consecutive unrelated patients referred for long QT syndrome in a clinical laboratory. 23631430

2013

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Increased risk of arrhythmic events in long-QT syndrome with mutations in the pore region of the human ether-a-go-go-related gene potassium channel. 11854117

2002

dbSNP: rs199473538
rs199473538
A 0.700 GeneticVariation CLINVAR Interaction with GM130 during HERG ion channel trafficking. Disruption by type 2 congenital long QT syndrome mutations. Human Ether-à-go-go-Related Gene. 12270925

2002