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NM_172107.4(KCNQ2):c.1632-1G>T AND Seizures, benign familial neonatal, 1

Germline classification:
Benign (2 submissions)
Last evaluated:
May 28, 2019
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:
RCV000678108.3

Allele description [Variation Report for NM_172107.4(KCNQ2):c.1632-1G>T]

NM_172107.4(KCNQ2):c.1632-1G>T

Gene:
KCNQ2:potassium voltage-gated channel subfamily Q member 2 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
20q13.33
Genomic location:
Preferred name:
NM_172107.4(KCNQ2):c.1632-1G>T
HGVS:
  • NC_000020.11:g.63413582C>A
  • NG_009004.2:g.64059G>T
  • NM_001382235.1:c.1578-1G>T
  • NM_004518.6:c.1548-1G>T
  • NM_172106.3:c.1578-1G>T
  • NM_172107.4:c.1632-1G>TMANE SELECT
  • NM_172108.5:c.1539-1G>T
  • NC_000020.10:g.62044935C>A
  • NM_172107.2:c.1632-1G>T
  • p.Cys544?
Note:
NCBI staff reviewed the sequence information reported in PubMed 9425895 to determine the location of this allele on current reference sequence (NM_172107.2:c.1632-1G>T).
Links:
dbSNP: rs118192233
NCBI 1000 Genomes Browser:
rs118192233
Molecular consequence:
  • NM_001382235.1:c.1578-1G>T - splice acceptor variant - [Sequence Ontology: SO:0001574]
  • NM_004518.6:c.1548-1G>T - splice acceptor variant - [Sequence Ontology: SO:0001574]
  • NM_172106.3:c.1578-1G>T - splice acceptor variant - [Sequence Ontology: SO:0001574]
  • NM_172107.4:c.1632-1G>T - splice acceptor variant - [Sequence Ontology: SO:0001574]
  • NM_172108.5:c.1539-1G>T - splice acceptor variant - [Sequence Ontology: SO:0001574]

Condition(s)

Name:
Seizures, benign familial neonatal, 1
Synonyms:
Benign Neonatal Epilepsy 1; KCNQ2-Related Benign Familial Neonatal Epilepsy
Identifiers:
MONDO: MONDO:0007365; MedGen: C3149074; Orphanet: 1949; OMIM: 121200

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000056017GeneReviews
no classification provided
not providedgermlineliterature only

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

SCV001141271Mendelics
criteria provided, single submitter

(Mendelics Assertion Criteria 2017)
Benign
(May 28, 2019)
unknownclinical testing

Citation Link

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineyesnot providednot providednot providednot providednot providedliterature only
not providedunknownunknownnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Benign familial neonatal convulsions: always benign?

Steinlein OK, Conrad C, Weidner B.

Epilepsy Res. 2007 Mar;73(3):245-9. Epub 2006 Nov 28.

PubMed [citation]
PMID:
17129708

Details of each submission

From GeneReviews, SCV000056017.3

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

Description

BFNE (benign familial neonatal epilepsy)

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

From Mendelics, SCV001141271.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testingnot provided
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1unknownunknownnot providednot providednot providednot providednot providednot providednot provided

Last Updated: Feb 20, 2024