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NM_005055.5(RAPSN):c.1116GAA[1] (p.Lys373del) AND multiple conditions

Germline classification:
Pathogenic (1 submission)
Last evaluated:
Jan 8, 2024
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:
RCV001050927.7

Allele description [Variation Report for NM_005055.5(RAPSN):c.1116GAA[1] (p.Lys373del)]

NM_005055.5(RAPSN):c.1116GAA[1] (p.Lys373del)

Gene:
RAPSN:receptor associated protein of the synapse [Gene - OMIM - HGNC]
Variant type:
Microsatellite
Cytogenetic location:
11p11.2
Genomic location:
Preferred name:
NM_005055.5(RAPSN):c.1116GAA[1] (p.Lys373del)
Other names:
NM_005055.5(RAPSN):c.1116GAA[1]; p.Lys373del
HGVS:
  • NC_000011.10:g.47438778TCT[1]
  • NC_000011.10:g.47438778_47438780TCT[1]
  • NG_008312.1:g.15398GAA[1]
  • NM_005055.5:c.1116GAA[1]MANE SELECT
  • NM_032645.5:c.939GAA[1]
  • NP_005046.2:p.Lys373del
  • NP_116034.2:p.Lys314del
  • NC_000011.10:g.47438778TCT[1]
  • NC_000011.9:g.47460328_47460330del
  • NC_000011.9:g.47460329TCT[1]
  • NM_005055.4:c.1119_1121del
  • NM_005055.4:c.1119_1121delGAA
  • NM_005055.5:c.1119_1121delMANE SELECT
Protein change:
K314del
Links:
dbSNP: rs759488854
NCBI 1000 Genomes Browser:
rs759488854
Molecular consequence:
  • NM_005055.5:c.1116GAA[1] - inframe_deletion - [Sequence Ontology: SO:0001822]
  • NM_032645.5:c.939GAA[1] - inframe_deletion - [Sequence Ontology: SO:0001822]

Condition(s)

Name:
Fetal akinesia deformation sequence 1 (FADS1)
Synonyms:
Pena Shokeir syndrome, type 1; Lethal Pena-Shokeir 1 syndrome; Pena-Shokeir syndrome type I; See all synonyms [MedGen]
Identifiers:
MONDO: MONDO:0100101; MedGen: C1276035; Orphanet: 994; OMIM: 208150; Human Phenotype Ontology: HP:0001989
Name:
Congenital myasthenic syndrome 11
Synonyms:
MYASTHENIC SYNDROME, CONGENITAL, Ie; Myasthenic syndrome, congenital, 11, associated with acetylcholine receptor deficiency
Identifiers:
MONDO: MONDO:0014588; MedGen: C4225367; Orphanet: 590; OMIM: 616326

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV001215057Invitae
criteria provided, single submitter

(Invitae Variant Classification Sherloc (09022015))
Pathogenic
(Jan 8, 2024)
germlineclinical testing

PubMed (3)
[See all records that cite these PMIDs]

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineunknownnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Myasthenic syndrome due to defects in rapsyn: Clinical and molecular findings in 39 patients.

Milone M, Shen XM, Selcen D, Ohno K, Brengman J, Iannaccone ST, Harper CM, Engel AG.

Neurology. 2009 Jul 21;73(3):228-35. doi: 10.1212/WNL.0b013e3181ae7cbc.

PubMed [citation]
PMID:
19620612
PMCID:
PMC2715575

Diverse molecular mechanisms involved in AChR deficiency due to rapsyn mutations.

Cossins J, Burke G, Maxwell S, Spearman H, Man S, Kuks J, Vincent A, Palace J, Fuhrer C, Beeson D.

Brain. 2006 Oct;129(Pt 10):2773-83. Epub 2006 Aug 31.

PubMed [citation]
PMID:
16945936
See all PubMed Citations (3)

Details of each submission

From Invitae, SCV001215057.5

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (3)

Description

This variant, c.1119_1121del, results in the deletion of 1 amino acid(s) of the RAPSN protein (p.Lys373del), but otherwise preserves the integrity of the reading frame. This variant is present in population databases (rs759488854, gnomAD 0.001%). This variant has been observed in individuals with congenital myasthenic syndrome (CMS) (PMID: 16945936, 19620612; Invitae). It has also been observed to segregate with disease in related individuals. ClinVar contains an entry for this variant (Variation ID: 847394). Algorithms developed to predict the effect of variants on protein structure and function are not available or were not evaluated for this variant. Experimental studies have shown that this variant affects RAPSN function (PMID: 16945936). For these reasons, this variant has been classified as Pathogenic.

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

Last Updated: Jun 2, 2024