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NM_000218.3(KCNQ1):c.944A>G (p.Tyr315Cys) AND Congenital long QT syndrome

Germline classification:
not provided (1 submission)
Review status:
no classification provided
Somatic classification
of clinical impact:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Somatic classification
of oncogenicity:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Record status:
current
Accession:
RCV000057816.11

Allele description [Variation Report for NM_000218.3(KCNQ1):c.944A>G (p.Tyr315Cys)]

NM_000218.3(KCNQ1):c.944A>G (p.Tyr315Cys)

Gene:
KCNQ1:potassium voltage-gated channel subfamily Q member 1 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
11p15.5
Genomic location:
Preferred name:
NM_000218.3(KCNQ1):c.944A>G (p.Tyr315Cys)
Other names:
p.Y315C:TAT>TGT
HGVS:
  • NC_000011.10:g.2583457A>G
  • NG_008935.1:g.143467A>G
  • NM_000218.3:c.944A>GMANE SELECT
  • NM_001406836.1:c.944A>G
  • NM_001406837.1:c.674A>G
  • NM_001406838.1:c.500A>G
  • NM_181798.2:c.563A>G
  • NP_000209.2:p.Tyr315Cys
  • NP_000209.2:p.Tyr315Cys
  • NP_001393765.1:p.Tyr315Cys
  • NP_001393766.1:p.Tyr225Cys
  • NP_001393767.1:p.Tyr167Cys
  • NP_861463.1:p.Tyr188Cys
  • NP_861463.1:p.Tyr188Cys
  • LRG_287t1:c.944A>G
  • LRG_287t2:c.563A>G
  • LRG_287:g.143467A>G
  • LRG_287p1:p.Tyr315Cys
  • LRG_287p2:p.Tyr188Cys
  • NC_000011.9:g.2604687A>G
  • NM_000218.2:c.944A>G
  • NM_181798.1:c.563A>G
  • NR_040711.2:n.837A>G
  • P51787:p.Tyr315Cys
Protein change:
Y167C
Links:
UniProtKB: P51787#VAR_008946; dbSNP: rs74462309
NCBI 1000 Genomes Browser:
rs74462309
Molecular consequence:
  • NM_000218.3:c.944A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406836.1:c.944A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406837.1:c.674A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406838.1:c.500A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_181798.2:c.563A>G - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:
Congenital long QT syndrome (RWS)
Synonyms:
Familial long QT syndrome; Romano-Ward syndrome; Ventricular fibrillation with prolonged QT interval
Identifiers:
MONDO: MONDO:0019171; MedGen: C1141890; Orphanet: 768; OMIM: PS192500

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000089336Cardiovascular Biomedical Research Unit, Royal Brompton & Harefield NHS Foundation Trust
no classification provided
not providedgermlineliterature only

PubMed (12)
[See all records that cite these PMIDs]

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineunknownnot providednot providednot providednot providednot providedliterature only

Citations

PubMed

Genomic structure of three long QT syndrome genes: KVLQT1, HERG, and KCNE1.

Splawski I, Shen J, Timothy KW, Vincent GM, Lehmann MH, Keating MT.

Genomics. 1998 Jul 1;51(1):86-97.

PubMed [citation]
PMID:
9693036

Evidence for a cardiac ion channel mutation underlying drug-induced QT prolongation and life-threatening arrhythmias.

Napolitano C, Schwartz PJ, Brown AM, Ronchetti E, Bianchi L, Pinnavaia A, Acquaro G, Priori SG.

J Cardiovasc Electrophysiol. 2000 Jun;11(6):691-6.

PubMed [citation]
PMID:
10868744
See all PubMed Citations (12)

Details of each submission

From Cardiovascular Biomedical Research Unit, Royal Brompton & Harefield NHS Foundation Trust, SCV000089336.3

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedliterature only PubMed (12)

Description

This variant has been reported as associated with Long QT syndrome in the following publications (PMID:9693036;PMID:10868744;PMID:12702160;PMID:12877697;PMID:14678125;PMID:14760488;PMID:15466642;PMID:15840476;PMID:19716085;PMID:9927399;PMID:17470695). This is a literature report, and does not necessarily reflect the clinical interpretation of the Imperial College / Royal Brompton Cardiovascular Genetics laboratory.

#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlineunknownnot providednot providednot providednot providednot providednot providednot provided

Last Updated: Oct 20, 2024