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NM_032043.2(BRIP1):c.1652C>A (p.Ala551Glu) AND multiple conditions

Germline classification:
Uncertain significance (1 submission)
Last evaluated:
Dec 4, 2017
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:
RCV000205457.3

Allele description

NM_032043.2(BRIP1):c.1652C>A (p.Ala551Glu)

Gene:
BRIP1:BRCA1 interacting protein C-terminal helicase 1 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
17q23.2
Genomic location:
Preferred name:
NM_032043.2(BRIP1):c.1652C>A (p.Ala551Glu)
HGVS:
  • NC_000017.11:g.61780982G>T
  • NG_007409.2:g.87578C>A
  • NM_032043.2:c.1652C>A
  • NP_114432.2:p.Ala551Glu
  • LRG_300t1:c.1652C>A
  • LRG_300:g.87578C>A
  • LRG_300p1:p.Ala551Glu
  • NC_000017.10:g.59858343G>T
Protein change:
A551E
Links:
dbSNP: rs375246789
NCBI 1000 Genomes Browser:
rs375246789
Molecular consequence:
  • NM_032043.2:c.1652C>A - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:
Familial cancer of breast
Synonyms:
CHEK2-Related Breast Cancer
Identifiers:
MedGen: C0346153; OMIM: 114480
Name:
Fanconi anemia, complementation group J (FANCJ)
Identifiers:
MedGen: C1836860; Orphanet: 84; OMIM: 609054

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000259470Invitae
criteria provided, single submitter

(Nykamp K et al. (Genet Med 2017))
Uncertain significance
(Dec 4, 2017)
germlineclinical testing

PubMed (2)
[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

Inherited mutations in 17 breast cancer susceptibility genes among a large triple-negative breast cancer cohort unselected for family history of breast cancer.

Couch FJ, Hart SN, Sharma P, Toland AE, Wang X, Miron P, Olson JE, Godwin AK, Pankratz VS, Olswold C, Slettedahl S, Hallberg E, Guidugli L, Davila JI, Beckmann MW, Janni W, Rack B, Ekici AB, Slamon DJ, Konstantopoulou I, Fostira F, Vratimos A, et al.

J Clin Oncol. 2015 Feb 1;33(4):304-11. doi: 10.1200/JCO.2014.57.1414. Epub 2014 Dec 1.

PubMed [citation]
PMID:
25452441
PMCID:
PMC4302212

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 Invitae, SCV000259470.3

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (2)

Description

This sequence change replaces alanine with glutamic acid at codon 551 of the BRIP1 protein (p.Ala551Glu). The alanine residue is highly conserved and there is a moderate physicochemical difference between alanine and glutamic acid. This variant is not present in population databases (ExAC no frequency). This variant has been reported in an individual with triple-negative breast cancer (PMID: 25452441). ClinVar contains an entry for this variant (Variation ID: 219544). Algorithms developed to predict the effect of missense changes on protein structure and function do not agree on the potential impact of this missense change (SIFT: "tolerated"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C0"). In summary, this is a rare missense change with uncertain impact on protein function. It has been classified as a Variant of Uncertain Significance.

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

Last Updated: Sep 13, 2018