chr11-108365456-T-C
Variant summary
Our verdict is Likely benign. Variant got -3 ACMG points: 0P and 3B. BP4_ModerateBP6
The NM_000051.4(ATM):āc.9119T>Cā(p.Ile3040Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000929 in 1,614,060 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).
Frequency
Consequence
NM_000051.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Likely_benign. Variant got -3 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
ATM | NM_000051.4 | c.9119T>C | p.Ile3040Thr | missense_variant | Exon 63 of 63 | ENST00000675843.1 | NP_000042.3 |
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000197 AC: 3AN: 152172Hom.: 0 Cov.: 31
GnomAD3 exomes AF: 0.00000795 AC: 2AN: 251452Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 135900
GnomAD4 exome AF: 0.00000821 AC: 12AN: 1461888Hom.: 0 Cov.: 31 AF XY: 0.00000550 AC XY: 4AN XY: 727244
GnomAD4 genome AF: 0.0000197 AC: 3AN: 152172Hom.: 0 Cov.: 31 AF XY: 0.0000135 AC XY: 1AN XY: 74332
ClinVar
Submissions by phenotype
not provided Uncertain:2
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Not observed at significant frequency in large population cohorts (gnomAD); In silico analysis supports that this missense variant does not alter protein structure/function; Has not been previously published as pathogenic or benign to our knowledge; This variant is associated with the following publications: (PMID: 23532176) -
Ataxia-telangiectasia syndrome Uncertain:1Benign:1
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Hereditary cancer-predisposing syndrome Uncertain:1Benign:1
This missense variant replaces isoleucine with threonine at codon 3040 of the ATM protein. Computational prediction suggests that this variant may not impact protein structure and function (internally defined REVEL score threshold <= 0.5, PMID: 27666373). To our knowledge, functional studies have not been reported for this variant. In a large international case-control study, this variant was reported in 2/60464 breast cancer cases and 1/53460 controls (PMID: 33471991). This variant has been identified in 3/282838 chromosomes in the general population by the Genome Aggregation Database (gnomAD). The available evidence is insufficient to determine the role of this variant in disease conclusively. Therefore, this variant is classified as a Variant of Uncertain Significance. -
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. -
Ataxia-telangiectasia syndrome;C0346153:Familial cancer of breast Uncertain:1
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Familial cancer of breast Uncertain:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at