rs371727074
Variant summary
Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2
The NM_005732.4(RAD50):c.383G>A(p.Ser128Asn) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,140 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. S128R) has been classified as Uncertain significance.
Frequency
Consequence
NM_005732.4 missense
Scores
Clinical Significance
Conservation
Publications
- Nijmegen breakage syndrome-like disorderInheritance: AR Classification: STRONG, LIMITED Submitted by: Ambry Genetics, G2P, Labcorp Genetics (formerly Invitae)
- familial ovarian cancerInheritance: AD Classification: NO_KNOWN Submitted by: ClinGen
- hereditary breast carcinomaInheritance: AD Classification: NO_KNOWN Submitted by: ClinGen
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ACMG classification
Our verdict: Uncertain_significance. The variant received 2 ACMG points.
Transcripts
RefSeq
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| RAD50 | ENST00000378823.8 | c.383G>A | p.Ser128Asn | missense_variant | Exon 4 of 25 | 1 | NM_005732.4 | ENSP00000368100.4 | ||
| ENSG00000283782 | ENST00000638452.2 | c.86G>A | p.Ser29Asn | missense_variant | Exon 6 of 27 | 5 | ENSP00000492349.2 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152140Hom.: 0 Cov.: 31 show subpopulations
GnomAD4 exome Cov.: 31
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152140Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0AN XY: 74324 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Hereditary cancer-predisposing syndrome Uncertain:1
This sequence change replaces serine with asparagine at codon 128 of the RAD50 protein (p.Ser128Asn). The serine residue is highly conserved and there is a small physicochemical difference between serine and asparagine. This variant is present in population databases (rs371727074, ExAC 0.002%). This variant has not been reported in the literature in individuals with RAD50-related disease. 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: "Deleterious"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C0"). 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. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at