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NM_172107.4(KCNQ2):c.2234C>T (p.Pro745Leu) AND Intellectual disability

Germline classification:
Uncertain significance (1 submission)
Last evaluated:
Apr 15, 2020
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria 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:
RCV001089800.2

Allele description [Variation Report for NM_172107.4(KCNQ2):c.2234C>T (p.Pro745Leu)]

NM_172107.4(KCNQ2):c.2234C>T (p.Pro745Leu)

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.2234C>T (p.Pro745Leu)
Other names:
KCNQ2
HGVS:
  • NC_000020.11:g.63407029G>A
  • NG_009004.2:g.70612C>T
  • NM_004518.6:c.2150C>T
  • NM_172106.3:c.2180C>T
  • NM_172107.4:c.2234C>TMANE SELECT
  • NM_172108.5:c.2141C>T
  • NP_004509.2:p.Pro717Leu
  • NP_742104.1:p.Pro727Leu
  • NP_742105.1:p.Pro745Leu
  • NP_742106.1:p.Pro714Leu
  • NC_000020.10:g.62038382G>A
  • NM_172107.2:c.2234C>T
  • NM_172107.3:c.2234C>T
Protein change:
P714L
Links:
dbSNP: rs1057518569
NCBI 1000 Genomes Browser:
rs1057518569
Molecular consequence:
  • NM_004518.6:c.2150C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_172106.3:c.2180C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_172107.4:c.2234C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_172108.5:c.2141C>T - missense variant - [Sequence Ontology: SO:0001583]
Observations:
1

Condition(s)

Name:
Intellectual disability
Synonyms:
Intellectual functioning disability; intellectual disabilities; Intellectual developmental disorder
Identifiers:
MONDO: MONDO:0001071; MeSH: D008607; MedGen: C3714756; Human Phenotype Ontology: HP:0001249

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV001244214Diagnostic Laboratory, Strasbourg University Hospital
no assertion criteria provided
Uncertain significance
(Apr 15, 2020)
maternalclinical testing

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedmaternalyes1not providednot providednot providednot providedclinical testing

Details of each submission

From Diagnostic Laboratory, Strasbourg University Hospital, SCV001244214.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
11not providednot providedclinical testingnot provided
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1maternalyesnot providednot providednot provided1not providednot providednot provided

Last Updated: Sep 30, 2023