rs200487648
Variant summary
Our verdict is Benign. The variant received -15 ACMG points: 0P and 15B. BP4_ModerateBP6_Very_StrongBP7BS2
The NM_002878.4(RAD51D):c.27C>T(p.Cys9Cys) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000124 in 1,612,382 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_002878.4 synonymous
Scores
Clinical Significance
Conservation
Publications
- breast-ovarian cancer, familial, susceptibility to, 4Inheritance: AD Classification: STRONG, LIMITED Submitted by: Ambry Genetics, Labcorp Genetics (formerly Invitae), Genomics England PanelApp
- hereditary breast ovarian cancer syndromeInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- hereditary breast carcinomaInheritance: AD Classification: LIMITED Submitted by: ClinGen
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ACMG classification
Our verdict: Benign. The variant received -15 ACMG points.
Transcripts
RefSeq
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| RAD51D | ENST00000345365.11 | c.27C>T | p.Cys9Cys | synonymous_variant | Exon 1 of 10 | 1 | NM_002878.4 | ENSP00000338790.6 | ||
| ENSG00000267618 | ENST00000593039.5 | c.3+1704C>T | intron_variant | Intron 1 of 6 | 2 | ENSP00000466834.1 |
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152210Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.0000485 AC: 12AN: 247528 AF XY: 0.0000447 show subpopulations
GnomAD4 exome AF: 0.0000123 AC: 18AN: 1460054Hom.: 0 Cov.: 31 AF XY: 0.0000110 AC XY: 8AN XY: 726432 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0000131 AC: 2AN: 152328Hom.: 0 Cov.: 32 AF XY: 0.0000134 AC XY: 1AN XY: 74498 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Hereditary cancer-predisposing syndrome Benign:3
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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 provided Benign:2
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Breast-ovarian cancer, familial, susceptibility to, 4 Benign:2
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This variant is considered benign. This variant is a silent/synonymous amino acid change and it is not expected to impact splicing. -
Malignant tumor of breast Benign:1
The RAD51D p.Cys9= variant was not identified in the literature. The variant was identified in dbSNP (ID: rs200487648) as “With Likely benign allele” and ClinVar (classified likely benign by Ambry Genetics, Invitae, Color and GeneDx). The variant was identified in control databases in 10 of 242490 chromosomes at a frequency of 0.00004 (Genome Aggregation Database Feb 27, 2017), observed in the following populations: Other in 1 of 5456 chromosomes (freq: 0.0002) and East Asian in 9 of 17198 chromosomes (freq: 0.0005), while not observed in the African, Latino, European, Ashkenazi Jewish, Finnish, or South Asian populations. The p.Cys9= 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. In addition, 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