rs139721211
Variant summary
Our verdict is Benign. Variant got -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BS1BS2
The NM_000465.4(BARD1):c.1515G>T(p.Gly505Gly) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000471 in 1,613,972 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).
Frequency
Consequence
NM_000465.4 synonymous
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -19 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.000276 AC: 42AN: 152162Hom.: 0 Cov.: 33
GnomAD3 exomes AF: 0.0000557 AC: 14AN: 251288Hom.: 0 AF XY: 0.0000368 AC XY: 5AN XY: 135800
GnomAD4 exome AF: 0.0000226 AC: 33AN: 1461692Hom.: 0 Cov.: 34 AF XY: 0.0000193 AC XY: 14AN XY: 727164
GnomAD4 genome AF: 0.000282 AC: 43AN: 152280Hom.: 0 Cov.: 33 AF XY: 0.000228 AC XY: 17AN XY: 74474
ClinVar
Submissions by phenotype
Hereditary cancer-predisposing syndrome Benign:3
This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -
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not specified Benign:2
This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
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Familial cancer of breast Benign:2
This variant is considered benign. This variant is a silent/synonymous amino acid change and it is not expected to impact splicing. -
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BARD1-related disorder Benign:1
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Malignant tumor of breast Benign:1
The BARD1 p.Gly505= variant was not identified in the literature. The variant was identified dbSNP (rs139721211) as “with likely benign allele” and ClinVar (interpreted as "likely benign" by Invitae and 2 others, "benign" by GeneDx and "uncertain significance" by Integrated Genetics). The variant was identified in control databases in 25 of 277,034 chromosomes at a frequency of 0.00009 (Genome Aggregation Database Feb 27, 2017). The variant was observed in the following populations: African in 20 of 24,030 chromosomes (freq: 0.0008), Other in 1 of 6452 chromosomes (freq: 0.0002), Latino in 4 of 34,390 chromosomes (freq: 0.0001); it was not observed in the European, Ashkenazi Jewish, East Asian, Finnish, and South Asian populations. The p.Gly505= variant is not expected to have clinical significance because it does not result in a change of amino acid and is not located in a known consensus splice site. The variant occurs outside of the splicing consensus sequence and in silico or computational prediction software programs (SpliceSiteFinder, MaxEntScan, NNSPLICE, GeneSplicer) do not predict a difference in splicing. In summary, based on the above information the clinical significance of this variant cannot be determined with certainty at this time although we would lean towards a more benign role for this variant. This variant is classified as likely benign. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at