NM_004974.4(KCNA2):c.1392T>G (p.Gly464=) AND Developmental and epileptic encephalopathy, 32

This record was updated by the submitter. Please see the current version.

Germline classification:: Benign/Likely benign (2 submissions)
Last evaluated:: Feb 1, 2024
Review status:: 2 stars out of maximum of 4 stars
criteria provided, multiple submitters, no conflicts

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:: RCV000552121.18

Allele description

NM_004974.4(KCNA2):c.1392T>G (p.Gly464=)

Gene:

KCNA2:potassium voltage-gated channel subfamily A member 2 [Gene - OMIM - HGNC]

Variant type:

single nucleotide variant

Cytogenetic location:

1p13.3

Genomic location:

Preferred name:

NM_004974.4(KCNA2):c.1392T>G (p.Gly464=)

HGVS:

NC_000001.11:g.110603391A>C
NG_027997.2:g.33084T>G
NM_001204269.2:c.894+498T>G
NM_004974.4:c.1392T>GMANE SELECT
NP_004965.1:p.Gly464=
NC_000001.10:g.111146013A>C
NM_004974.3:c.1392T>G
p.Gly464Gly

Links:

dbSNP: rs115456625

NCBI 1000 Genomes Browser:

rs115456625

Molecular consequence:

NM_001204269.2:c.894+498T>G - intron variant - [Sequence Ontology: SO:0001627]
NM_004974.4:c.1392T>G - synonymous variant - [Sequence Ontology: SO:0001819]

Condition(s)

Name:: Developmental and epileptic encephalopathy, 32 (DEE32)
Synonyms:: Epileptic encephalopathy, early infantile, 32
Identifiers:: MONDO: MONDO:0014607; MedGen: C4225350; Orphanet: 442835; OMIM: 616366

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Submission Accession	Submitter	Review Status (Assertion method)	Clinical Significance (Last evaluated)	Origin	Method	Citations
SCV000656452	Invitae	criteria provided, single submitter (Invitae Variant Classification Sherloc (09022015))	Benign (Feb 1, 2024)	germline	clinical testing	PubMed (1) [See all records that cite this PMID]
SCV002794554	Fulgent Genetics, Fulgent Genetics	criteria provided, single submitter (ACMG Guidelines, 2015)	Likely benign (Sep 13, 2021)	unknown	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

SCV000656452

Invitae

criteria provided, single submitter

(Invitae Variant Classification Sherloc (09022015))

Benign
(Feb 1, 2024)

germline

clinical testing

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

SCV002794554

Fulgent Genetics, Fulgent Genetics

criteria provided, single submitter

(ACMG Guidelines, 2015)

Likely benign
(Sep 13, 2021)

unknown

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	unknown	not provided	not provided	not provided	not provided	not provided	clinical testing
not provided	unknown	unknown	not provided	not provided	not provided	not provided	not provided	clinical testing

Citations

PubMed

Sherloc: a comprehensive refinement of the ACMG-AMP variant classification criteria.

Nykamp K, Anderson M, Powers M, Garcia J, Herrera B, Ho YY, Kobayashi Y, Patil N, Thusberg J, Westbrook M; Invitae Clinical Genomics Group., Topper S.

Genet Med. 2017 Oct;19(10):1105-1117. doi: 10.1038/gim.2017.37. Epub 2017 May 11. Erratum in: Genet Med. 2020 Jan;22(1):240. doi: 10.1038/s41436-019-0624-9.

PubMed [citation]

PMID:: 28492532
PMCID:: PMC5632818

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 Invitae, SCV000656452.8

#	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	unknown	not provided	not provided	not provided		not provided	not provided	not provided	not provided

From Fulgent Genetics, Fulgent Genetics, SCV002794554.1

#	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	unknown	unknown	not provided	not provided	not provided		not provided	not provided	not provided	not provided

Last Updated: Sep 16, 2024

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