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NM_001134407.3(GRIN2A):c.3953G>A (p.Arg1318Gln) AND Landau-Kleffner syndrome

Germline classification:
Likely benign (1 submission)
Last evaluated:
May 15, 2023
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:
RCV000546826.8

Allele description [Variation Report for NM_001134407.3(GRIN2A):c.3953G>A (p.Arg1318Gln)]

NM_001134407.3(GRIN2A):c.3953G>A (p.Arg1318Gln)

Gene:
GRIN2A:glutamate ionotropic receptor NMDA type subunit 2A [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
16p13.2
Genomic location:
Preferred name:
NM_001134407.3(GRIN2A):c.3953G>A (p.Arg1318Gln)
HGVS:
  • NC_000016.10:g.9763591C>T
  • NG_011812.2:g.424164G>A
  • NM_000833.5:c.3953G>A
  • NM_001134407.3:c.3953G>AMANE SELECT
  • NM_001134408.2:c.3773-163G>A
  • NP_000824.1:p.Arg1318Gln
  • NP_001127879.1:p.Arg1318Gln
  • NC_000016.9:g.9857448C>T
  • NG_011812.1:g.424164G>A
  • NM_000833.4:c.3953G>A
Protein change:
R1318Q
Links:
dbSNP: rs149745535
NCBI 1000 Genomes Browser:
rs149745535
Molecular consequence:
  • NM_001134408.2:c.3773-163G>A - intron variant - [Sequence Ontology: SO:0001627]
  • NM_000833.5:c.3953G>A - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001134407.3:c.3953G>A - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:
Landau-Kleffner syndrome (FESD)
Synonyms:
Acquired aphasia with convulsive disorder; Acquired epileptiform aphasia; APHASIA, ACQUIRED, WITH EPILEPSY; See all synonyms [MedGen]
Identifiers:
MONDO: MONDO:0009509; MedGen: C0282512; Orphanet: 1945; Orphanet: 725; Orphanet: 98818; OMIM: 245570

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Assertion and evidence details

Help
Submission AccessionSubmitterReview Status
(Assertion method)		Clinical Significance
(Last evaluated)		OriginMethodCitations
SCV000638248Labcorp Genetics (formerly Invitae), Labcorp
criteria provided, single submitter

(Invitae Variant Classification Sherloc (09022015))		Likely benign
(May 15, 2023) 		germlineclinical testing

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

Help

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineunknownnot providednot providednot providednot providednot providedclinical 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

Details of each submission

From Labcorp Genetics (formerly Invitae), Labcorp, SCV000638248.5

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

Last Updated: Sep 29, 2024