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NM_000251.3(MSH2):c.680_683del (p.Arg227fs) AND Hereditary nonpolyposis colorectal neoplasms

Germline classification:
Pathogenic (1 submission)
Last evaluated:
Apr 1, 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:
RCV001865531.6

Allele description [Variation Report for NM_000251.3(MSH2):c.680_683del (p.Arg227fs)]

NM_000251.3(MSH2):c.680_683del (p.Arg227fs)

Gene:
MSH2:mutS homolog 2 [Gene - OMIM - HGNC]
Variant type:
Microsatellite
Cytogenetic location:
2p21
Genomic location:
Preferred name:
NM_000251.3(MSH2):c.680_683del (p.Arg227fs)
HGVS:
  • NC_000002.12:g.47412444GAAA[1]
  • NG_007110.2:g.14321GAAA[1]
  • NM_000251.3:c.680_683delMANE SELECT
  • NM_001258281.1:c.482_485del
  • NP_000242.1:p.Arg227fs
  • NP_001245210.1:p.Arg161fs
  • LRG_218:g.14321GAAA[1]
  • NC_000002.11:g.47639582_47639585del
  • NC_000002.11:g.47639583GAAA[1]
  • NM_000251.1:c.680_683delGAAA
  • NM_000251.2:c.680_683delGAAA
  • p.R227Kfs*18
Protein change:
R161fs
Links:
dbSNP: rs587782537
NCBI 1000 Genomes Browser:
rs587782537
Molecular consequence:
  • NM_000251.3:c.680_683del - frameshift variant - [Sequence Ontology: SO:0001589]
  • NM_001258281.1:c.482_485del - frameshift variant - [Sequence Ontology: SO:0001589]

Condition(s)

Name:
Hereditary nonpolyposis colorectal neoplasms
Identifiers:
MeSH: D003123; MedGen: C0009405

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV002238939Labcorp Genetics (formerly Invitae), Labcorp
criteria provided, single submitter

(Invitae Variant Classification Sherloc (09022015))
Pathogenic
(Apr 1, 2022)
germlineclinical testing

PubMed (4)
[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

Major contribution from recurrent alterations and MSH6 mutations in the Danish Lynch syndrome population.

Nilbert M, Wikman FP, Hansen TV, Krarup HB, Orntoft TF, Nielsen FC, Sunde L, Gerdes AM, Cruger D, Timshel S, Bisgaard ML, Bernstein I, Okkels H.

Fam Cancer. 2009;8(1):75-83. doi: 10.1007/s10689-008-9199-3. Epub 2008 Jun 20.

PubMed [citation]
PMID:
18566915

Spectrum and frequencies of mutations in MSH2 and MLH1 identified in 1,721 German families suspected of hereditary nonpolyposis colorectal cancer.

Mangold E, Pagenstecher C, Friedl W, Mathiak M, Buettner R, Engel C, Loeffler M, Holinski-Feder E, Müller-Koch Y, Keller G, Schackert HK, Krüger S, Goecke T, Moeslein G, Kloor M, Gebert J, Kunstmann E, Schulmann K, Rüschoff J, Propping P.

Int J Cancer. 2005 Sep 20;116(5):692-702.

PubMed [citation]
PMID:
15849733
See all PubMed Citations (4)

Details of each submission

From Labcorp Genetics (formerly Invitae), Labcorp, SCV002238939.3

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (4)

Description

This variant is also known as c.675_678delAGAA (p.Lys228fs). For these reasons, this variant has been classified as Pathogenic. ClinVar contains an entry for this variant (Variation ID: 428475). This premature translational stop signal has been observed in individual(s) with clinical features of Lynch syndrome (PMID: 18566915). This variant is not present in population databases (gnomAD no frequency). This sequence change creates a premature translational stop signal (p.Arg227Lysfs*18) in the MSH2 gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in MSH2 are known to be pathogenic (PMID: 15849733, 24362816).

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

Last Updated: Sep 29, 2024