NM_020822.3(KCNT1):c.1250G>A (p.Arg417His) AND Autosomal dominant nocturnal frontal lobe epilepsy 5

Germline classification:: Uncertain significance (1 submission)
Last evaluated:: Mar 15, 2022
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:: RCV002270513.1

Allele description [Variation Report for NM_020822.3(KCNT1):c.1250G>A (p.Arg417His)]

NM_020822.3(KCNT1):c.1250G>A (p.Arg417His)

Gene:

KCNT1:potassium sodium-activated channel subfamily T member 1 [Gene - OMIM - HGNC]

Variant type:

single nucleotide variant

Cytogenetic location:

9q34.3

Genomic location:

Preferred name:

NM_020822.3(KCNT1):c.1250G>A (p.Arg417His)

HGVS:

NC_000009.12:g.135765673G>A
NG_033070.1:g.68489G>A
NM_001272003.2:c.1115G>A
NM_020822.3:c.1250G>AMANE SELECT
NP_001258932.1:p.Arg372His
NP_065873.2:p.Arg417His
NC_000009.11:g.138657519G>A
NM_020822.2:c.1250G>A

Protein change:

R372H

Links:

dbSNP: rs745965148

NCBI 1000 Genomes Browser:

rs745965148

Molecular consequence:

NM_001272003.2:c.1115G>A - missense variant - [Sequence Ontology: SO:0001583]
NM_020822.3:c.1250G>A - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:: Autosomal dominant nocturnal frontal lobe epilepsy 5
Synonyms:: Epilepsy, nocturnal frontal lobe, 5; CILIARY DYSKINESIA, PRIMARY, 28, WITHOUT SITUS INVERSUS; CILIARY DYSKINESIA, PRIMARY, 28, WITH SITUS INVERSUS
Identifiers:: MONDO: MONDO:0014002; MedGen: C3554306; Orphanet: 98784; OMIM: 615005

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Submission Accession	Submitter	Review Status (Assertion method)	Clinical Significance (Last evaluated)	Origin	Method	Citations
SCV002554748	Genome-Nilou Lab	criteria provided, single submitter (ACMG Guidelines, 2015)	Uncertain significance (Mar 15, 2022)	germline	clinical testing	PubMed (1) [See all records that cite this PMID]

Submission Accession

Submitter

Review Status
(Assertion method)

Clinical Significance
(Last evaluated)

Origin

Method

Citations

SCV002554748

Genome-Nilou Lab

criteria provided, single submitter

(ACMG Guidelines, 2015)

Uncertain significance
(Mar 15, 2022)

germline

clinical testing

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

Help

Summary from all submissions

Ethnicity	Origin	Affected	Individuals	Families	Chromosomes tested	Number Tested	Family history	Method
not provided	germline	no	not provided	not provided	not provided	not provided	not provided	clinical 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 Genome-Nilou Lab, SCV002554748.1

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	PubMed (1)

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	germline	no	not provided	not provided	not provided		not provided	not provided	not provided	not provided

Last Updated: Sep 29, 2024

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