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NM_000218.3(KCNQ1):c.1349A>G (p.Glu450Gly) AND multiple conditions

Germline classification:
Uncertain significance (1 submission)
Last evaluated:
Sep 21, 2021
Review status:
1 star out of maximum of 4 stars
criteria provided, single submitter
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:
RCV002480271.8

Allele description [Variation Report for NM_000218.3(KCNQ1):c.1349A>G (p.Glu450Gly)]

NM_000218.3(KCNQ1):c.1349A>G (p.Glu450Gly)

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.1349A>G (p.Glu450Gly)
HGVS:
  • NC_000011.10:g.2588810A>G
  • NG_008935.1:g.148820A>G
  • NM_000218.3:c.1349A>GMANE SELECT
  • NM_001406836.1:c.1253A>G
  • NM_001406837.1:c.1079A>G
  • NM_001406838.1:c.809A>G
  • NM_181798.2:c.968A>G
  • NP_000209.2:p.Glu450Gly
  • NP_000209.2:p.Glu450Gly
  • NP_001393765.1:p.Glu418Gly
  • NP_001393766.1:p.Glu360Gly
  • NP_001393767.1:p.Glu270Gly
  • NP_861463.1:p.Glu323Gly
  • NP_861463.1:p.Glu323Gly
  • LRG_287t1:c.1349A>G
  • LRG_287t2:c.968A>G
  • LRG_287:g.148820A>G
  • LRG_287p1:p.Glu450Gly
  • LRG_287p2:p.Glu323Gly
  • NC_000011.9:g.2610040A>G
  • NM_000218.2:c.1349A>G
  • NM_181798.1:c.968A>G
  • NR_040711.2:n.1242A>G
Protein change:
E270G
Links:
dbSNP: rs1057518902
NCBI 1000 Genomes Browser:
rs1057518902
Molecular consequence:
  • NM_000218.3:c.1349A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406836.1:c.1253A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406837.1:c.1079A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001406838.1:c.809A>G - missense variant - [Sequence Ontology: SO:0001583]
  • NM_181798.2:c.968A>G - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:
Atrial fibrillation, familial, 3 (ATFB3)
Identifiers:
MONDO: MONDO:0011857; MedGen: C1837014; OMIM: 607554
Name:
Beckwith-Wiedemann syndrome (BWS)
Synonyms:
Exomphalos macroglossia gigantism syndrome; EMG Syndrome
Identifiers:
MONDO: MONDO:0007534; MedGen: C0004903; Orphanet: 116; OMIM: 130650
Name:
Long QT syndrome 1 (LQT1)
Identifiers:
MONDO: MONDO:0100316; MedGen: C4551647; Orphanet: 101016; Orphanet: 768; OMIM: 192500
Name:
Jervell and Lange-Nielsen syndrome 1 (JLNS1)
Synonyms:
Deafness, congenital, and functional heart disease; Prolonged QT interval in EKG and sudden death; Cardioauditory syndrome of Jervell and Lange-Nielsen; See all synonyms [MedGen]
Identifiers:
MONDO: MONDO:0024540; MedGen: C4551509; Orphanet: 768; Orphanet: 90647; OMIM: 220400
Name:
Short QT syndrome type 2
Identifiers:
MONDO: MONDO:0012313; MedGen: C1865019; Orphanet: 51083; OMIM: 609621

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Assertion and evidence details

Help
Submission AccessionSubmitterReview Status
(Assertion method)		Clinical Significance
(Last evaluated)		OriginMethodCitations
SCV002791801Fulgent Genetics, Fulgent Genetics
criteria provided, single submitter

(ACMG Guidelines, 2015)		Uncertain significance
(Sep 21, 2021) 		unknownclinical testing

PubMed (1)
[See all records that cite this PMID]

Help

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedunknownunknownnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Standards and guidelines for the interpretation of sequence variants: a joint consensus recommendation of the American College of Medical Genetics and Genomics and the Association for Molecular Pathology.

Richards S, Aziz N, Bale S, Bick D, Das S, Gastier-Foster J, Grody WW, Hegde M, Lyon E, Spector E, Voelkerding K, Rehm HL; ACMG Laboratory Quality Assurance Committee..

Genet Med. 2015 May;17(5):405-24. doi: 10.1038/gim.2015.30. Epub 2015 Mar 5.

PubMed [citation]
PMID:
25741868
PMCID:
PMC4544753

Details of each submission

From Fulgent Genetics, Fulgent Genetics, SCV002791801.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (1)
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1unknownunknownnot providednot providednot providednot providednot providednot providednot provided

Last Updated: Nov 3, 2024