rs375710541
Variant summary
Our verdict is Uncertain significance. Variant got 0 ACMG points: 0P and 0B.
The NM_005732.4(RAD50):c.3836G>A(p.Arg1279His) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000136 in 1,613,986 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★).
Frequency
Consequence
NM_005732.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Uncertain_significance. Variant got 0 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
RAD50 | NM_005732.4 | c.3836G>A | p.Arg1279His | missense_variant | Exon 25 of 25 | ENST00000378823.8 | NP_005723.2 | |
TH2LCRR | NR_132125.1 | n.126C>T | non_coding_transcript_exon_variant | Exon 2 of 3 | ||||
TH2LCRR | NR_132126.1 | n.175-3996C>T | intron_variant | Intron 1 of 1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
RAD50 | ENST00000378823.8 | c.3836G>A | p.Arg1279His | missense_variant | Exon 25 of 25 | 1 | NM_005732.4 | ENSP00000368100.4 | ||
ENSG00000283782 | ENST00000640655.2 | c.3539G>A | p.Arg1180His | missense_variant | Exon 26 of 26 | 5 | ENSP00000491596.2 |
Frequencies
GnomAD3 genomes AF: 0.0000723 AC: 11AN: 152182Hom.: 0 Cov.: 32
GnomAD3 exomes AF: 0.0000398 AC: 10AN: 251288Hom.: 0 AF XY: 0.0000515 AC XY: 7AN XY: 135792
GnomAD4 exome AF: 0.000143 AC: 209AN: 1461686Hom.: 0 Cov.: 31 AF XY: 0.000136 AC XY: 99AN XY: 727160
GnomAD4 genome AF: 0.0000722 AC: 11AN: 152300Hom.: 0 Cov.: 32 AF XY: 0.0000940 AC XY: 7AN XY: 74460
ClinVar
Submissions by phenotype
Hereditary cancer-predisposing syndrome Uncertain:2
This sequence change replaces arginine, which is basic and polar, with histidine, which is basic and polar, at codon 1279 of the RAD50 protein (p.Arg1279His). This variant is present in population databases (rs375710541, gnomAD 0.01%). This missense change has been observed in individual(s) with a personal and/or family history of breast cancer (PMID: 24894818, 27783279). ClinVar contains an entry for this variant (Variation ID: 140931). Invitae Evidence Modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) indicates that this missense variant is not expected to disrupt RAD50 protein function with a negative predictive value of 80%. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. -
The p.R1279H variant (also known as c.3836G>A), located in coding exon 25 of the RAD50 gene, results from a G to A substitution at nucleotide position 3836. The arginine at codon 1279 is replaced by histidine, an amino acid with highly similar properties. This alteration was identified in multiple individuals diagnosed with breast and/or ovarian cancer (Damiola F et al. Breast Cancer Res, 2014 Jun;16:R58; Kim H et al. Breast Cancer Res Treat, 2017 01;161:95-102; Nunziato M et al. Front Med (Lausanne), 2022 Aug;9:894358). This amino acid position is highly conserved in available vertebrate species. In addition, the in silico prediction for this alteration is inconclusive. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. -
not provided Uncertain:1
The RAD50 c.3836G>A (p.Arg1279His) variant has been reported in the published literature in individuals with breast cancer (PMID: 27783279 (2016), 33471991 (2021), see also LOVD (http://databases.lovd.nl/shared/genes/RAD50)). This variant has also been identified in reportedly healthy individuals (PMID: 33471991 (2021), see also LOVD (http://databases.lovd.nl/shared/genes/RAD50)). The frequency of this variant in the general population, 0.000062 (8/129038 chromosomes (Genome Aggregation Database, http://gnomad.broadinstitute.org)), is uninformative in the assessment of its pathogenicity. Analysis of this variant using bioinformatics tools for the prediction of the effect of amino acid changes on protein structure and function yielded conflicting predictions that this variant is benign or damaging. Based on the available information, we are unable to determine the clinical significance of this variant. -
Nijmegen breakage syndrome-like disorder Uncertain:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at