2-214809366-T-G

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_000465.4(BARD1):​c.158+46A>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.717 in 1,606,874 control chromosomes in the GnomAD database, including 414,115 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.74 ( 41457 hom., cov: 33)
Exomes 𝑓: 0.71 ( 372658 hom. )

Consequence

BARD1
NM_000465.4 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.191
Variant links:
Genes affected
BARD1 (HGNC:952): (BRCA1 associated RING domain 1) This gene encodes a protein which interacts with the N-terminal region of BRCA1. In addition to its ability to bind BRCA1 in vivo and in vitro, it shares homology with the 2 most conserved regions of BRCA1: the N-terminal RING motif and the C-terminal BRCT domain. The RING motif is a cysteine-rich sequence found in a variety of proteins that regulate cell growth, including the products of tumor suppressor genes and dominant protooncogenes. This protein also contains 3 tandem ankyrin repeats. The BARD1/BRCA1 interaction is disrupted by tumorigenic amino acid substitutions in BRCA1, implying that the formation of a stable complex between these proteins may be an essential aspect of BRCA1 tumor suppression. This protein may be the target of oncogenic mutations in breast or ovarian cancer. Multiple alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.9).
BP6
Variant 2-214809366-T-G is Benign according to our data. Variant chr2-214809366-T-G is described in ClinVar as [Benign]. Clinvar id is 1174423.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.785 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
BARD1NM_000465.4 linkuse as main transcriptc.158+46A>C intron_variant ENST00000260947.9 NP_000456.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
BARD1ENST00000260947.9 linkuse as main transcriptc.158+46A>C intron_variant 1 NM_000465.4 ENSP00000260947 P2Q99728-1

Frequencies

GnomAD3 genomes
AF:
0.737
AC:
112103
AN:
152042
Hom.:
41393
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.760
Gnomad AMI
AF:
0.686
Gnomad AMR
AF:
0.783
Gnomad ASJ
AF:
0.722
Gnomad EAS
AF:
0.805
Gnomad SAS
AF:
0.667
Gnomad FIN
AF:
0.763
Gnomad MID
AF:
0.715
Gnomad NFE
AF:
0.711
Gnomad OTH
AF:
0.721
GnomAD3 exomes
AF:
0.739
AC:
172011
AN:
232616
Hom.:
64018
AF XY:
0.730
AC XY:
93610
AN XY:
128176
show subpopulations
Gnomad AFR exome
AF:
0.766
Gnomad AMR exome
AF:
0.820
Gnomad ASJ exome
AF:
0.715
Gnomad EAS exome
AF:
0.812
Gnomad SAS exome
AF:
0.665
Gnomad FIN exome
AF:
0.783
Gnomad NFE exome
AF:
0.713
Gnomad OTH exome
AF:
0.719
GnomAD4 exome
AF:
0.715
AC:
1039451
AN:
1454714
Hom.:
372658
Cov.:
42
AF XY:
0.712
AC XY:
515331
AN XY:
723318
show subpopulations
Gnomad4 AFR exome
AF:
0.761
Gnomad4 AMR exome
AF:
0.815
Gnomad4 ASJ exome
AF:
0.711
Gnomad4 EAS exome
AF:
0.792
Gnomad4 SAS exome
AF:
0.668
Gnomad4 FIN exome
AF:
0.784
Gnomad4 NFE exome
AF:
0.707
Gnomad4 OTH exome
AF:
0.718
GnomAD4 genome
AF:
0.738
AC:
112225
AN:
152160
Hom.:
41457
Cov.:
33
AF XY:
0.740
AC XY:
55050
AN XY:
74386
show subpopulations
Gnomad4 AFR
AF:
0.760
Gnomad4 AMR
AF:
0.784
Gnomad4 ASJ
AF:
0.722
Gnomad4 EAS
AF:
0.805
Gnomad4 SAS
AF:
0.669
Gnomad4 FIN
AF:
0.763
Gnomad4 NFE
AF:
0.711
Gnomad4 OTH
AF:
0.725
Alfa
AF:
0.716
Hom.:
9773
Bravo
AF:
0.741
Asia WGS
AF:
0.741
AC:
2575
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxMar 03, 2015- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Hereditary breast ovarian cancer syndrome Benign:1
Benign, criteria provided, single submitterclinical testingNational Health Laboratory Service, Universitas Academic Hospital and University of the Free StateApr 19, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.90
CADD
Benign
7.2
DANN
Benign
0.56

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs35933323; hg19: chr2-215674090; API