chr5-132595807-T-A
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Variant summary
Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP4_Moderate
The NM_005732.4(RAD50):c.2204T>A(p.Met735Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00000553 in 1,447,282 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★).
Frequency
Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000055 ( 0 hom. )
Consequence
RAD50
NM_005732.4 missense
NM_005732.4 missense
Scores
1
1
15
Clinical Significance
Conservation
PhyloP100: 6.28
Genes affected
RAD50 (HGNC:9816): (RAD50 double strand break repair protein) The protein encoded by this gene is highly similar to Saccharomyces cerevisiae Rad50, a protein involved in DNA double-strand break repair. This protein forms a complex with MRE11 and NBS1. The protein complex binds to DNA and displays numerous enzymatic activities that are required for nonhomologous joining of DNA ends. This protein, cooperating with its partners, is important for DNA double-strand break repair, cell cycle checkpoint activation, telomere maintenance, and meiotic recombination. Knockout studies of the mouse homolog suggest this gene is essential for cell growth and viability. Mutations in this gene are the cause of Nijmegen breakage syndrome-like disorder.[provided by RefSeq, Apr 2010]
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ACMG classification
Classification made for transcript
Verdict is Likely_benign. Variant got -2 ACMG points.
BP4
Computational evidence support a benign effect (MetaRNN=0.24183777).
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
RAD50 | NM_005732.4 | c.2204T>A | p.Met735Lys | missense_variant | 13/25 | ENST00000378823.8 | NP_005723.2 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
RAD50 | ENST00000378823.8 | c.2204T>A | p.Met735Lys | missense_variant | 13/25 | 1 | NM_005732.4 | ENSP00000368100 | P1 |
Frequencies
GnomAD3 genomes Cov.: 32
GnomAD3 genomes
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32
GnomAD3 exomes AF: 0.0000122 AC: 3AN: 244918Hom.: 0 AF XY: 0.0000150 AC XY: 2AN XY: 132946
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GnomAD4 exome AF: 0.00000553 AC: 8AN: 1447282Hom.: 0 Cov.: 30 AF XY: 0.00000416 AC XY: 3AN XY: 720842
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GnomAD4 genome Cov.: 32
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link
Submissions by phenotype
Hereditary cancer-predisposing syndrome Uncertain:2
Uncertain significance, criteria provided, single submitter | clinical testing | Ambry Genetics | May 26, 2023 | The p.M735K variant (also known as c.2204T>A), located in coding exon 13 of the RAD50 gene, results from a T to A substitution at nucleotide position 2204. The methionine at codon 735 is replaced by lysine, an amino acid with similar properties. This amino acid position is not well conserved in available vertebrate species. In addition, this alteration is predicted to be tolerated by in silico analysis. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. - |
Uncertain significance, criteria provided, single submitter | clinical testing | Labcorp Genetics (formerly Invitae), Labcorp | Jan 14, 2024 | This sequence change replaces methionine, which is neutral and non-polar, with lysine, which is basic and polar, at codon 735 of the RAD50 protein (p.Met735Lys). This variant is present in population databases (rs757043253, gnomAD 0.003%). This variant has not been reported in the literature in individuals affected with RAD50-related conditions. ClinVar contains an entry for this variant (Variation ID: 231966). Advanced modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) performed at Invitae 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. - |
Nijmegen breakage syndrome-like disorder Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Fulgent Genetics, Fulgent Genetics | Oct 31, 2018 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Benign
T
BayesDel_noAF
Benign
CADD
Benign
DANN
Benign
DEOGEN2
Benign
.;.;.;T
Eigen
Benign
Eigen_PC
Benign
FATHMM_MKL
Pathogenic
D
LIST_S2
Benign
.;.;T;T
M_CAP
Benign
T
MetaRNN
Benign
T;T;T;T
MetaSVM
Benign
T
MutationAssessor
Benign
.;.;.;L
MutationTaster
Benign
D;D
PrimateAI
Benign
T
REVEL
Benign
Sift4G
Uncertain
.;.;.;D
Polyphen
0.034
.;.;.;B
Vest4
0.42
MutPred
0.34
.;.;.;Loss of stability (P = 0.0256);
MVP
0.81
ClinPred
D
GERP RS
Varity_R
gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at