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NM_000059.4(BRCA2):c.1709A>G (p.Asn570Ser) AND Breast-ovarian cancer, familial, susceptibility to, 2

Germline classification:
Uncertain significance (2 submissions)
Last evaluated:
Apr 28, 2010
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
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:
RCV000082889.4

Allele description [Variation Report for NM_000059.4(BRCA2):c.1709A>G (p.Asn570Ser)]

NM_000059.4(BRCA2):c.1709A>G (p.Asn570Ser)

Gene:
BRCA2:BRCA2 DNA repair associated [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
13q13.1
Genomic location:
Preferred name:
NM_000059.4(BRCA2):c.1709A>G (p.Asn570Ser)
HGVS:
  • NC_000013.11:g.32333187A>G
  • NG_012772.3:g.22708A>G
  • NM_000059.4:c.1709A>GMANE SELECT
  • NP_000050.2:p.Asn570Ser
  • NP_000050.3:p.Asn570Ser
  • LRG_293t1:c.1709A>G
  • LRG_293:g.22708A>G
  • LRG_293p1:p.Asn570Ser
  • NC_000013.10:g.32907324A>G
  • NM_000059.3:c.1709A>G
Nucleotide change:
1937A>G
Protein change:
N570S
Links:
dbSNP: rs431825284
NCBI 1000 Genomes Browser:
rs431825284
Molecular consequence:
  • NM_000059.4:c.1709A>G - missense variant - [Sequence Ontology: SO:0001583]
Observations:
1

Condition(s)

Name:
Breast-ovarian cancer, familial, susceptibility to, 2 (BROVCA2)
Synonyms:
Breast-ovarian cancer, familial 2
Identifiers:
MONDO: MONDO:0012933; MedGen: C2675520; Orphanet: 145; OMIM: 612555

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000114963Sharing Clinical Reports Project (SCRP)
no assertion criteria provided
Uncertain significance
(Apr 28, 2010)
germlineclinical testing

SCV000591761Department of Pathology and Laboratory Medicine, Sinai Health System - The Canadian Open Genetics Repository (COGR)

See additional submitters

no assertion criteria provided
Uncertain significanceunknownclinical testing

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedunknownyesnot providednot providednot providednot providednot providedclinical testing
not providedgermlinenot provided1not providednot provided1not providedclinical testing

Details of each submission

From Sharing Clinical Reports Project (SCRP), SCV000114963.3

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testingnot provided
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlinenot provided1not providednot providednot providednot providednot providednot provided

From Department of Pathology and Laboratory Medicine, Sinai Health System - The Canadian Open Genetics Repository (COGR), SCV000591761.2

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testingnot provided

Description

The p.Asn570Ser variant was not identified in the literature nor was it identified in the BIC, LOVD, UMD, Google, Cosmic, HGMD databases.The variant was identified in ClinVar and was classified as an uncertain variant by the Sharing Clinical Reports Project (SCRP) (submitted within the ClinVar database and derived from Myriad reports). The p.Asn570 residue is not conserved in mammals and computational analyses (SIFT, AlignGVGD, BLOSUM) do not suggest a high likelihood of impact to the protein. However, this information is not predictive enough to rule out pathogenicity. In addition, in silico or computational prediction software programs (SpliceSiteFinder, MaxEntScan, NNSPLICE, GeneSplicer, HumanSpliceFinder) do not predict a signifcant difference in splicing. In summary, based on the above information, the clinical significance of this variant cannot be determined with certainty at this time. This variant is classified as a variant of unknown significance.

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

Last Updated: Sep 29, 2024