rs200136603
Variant summary
Our verdict is Uncertain significance. Variant got 1 ACMG points: 1P and 0B. PP3
The NM_006231.4(POLE):c.1537A>G(p.Asn513Asp) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000991 in 1,614,060 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★).
Frequency
Consequence
NM_006231.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Uncertain_significance. Variant got 1 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000394 AC: 6AN: 152202Hom.: 0 Cov.: 33
GnomAD3 exomes AF: 0.00000399 AC: 1AN: 250908Hom.: 0 AF XY: 0.00000737 AC XY: 1AN XY: 135738
GnomAD4 exome AF: 0.00000684 AC: 10AN: 1461858Hom.: 0 Cov.: 33 AF XY: 0.00000963 AC XY: 7AN XY: 727226
GnomAD4 genome AF: 0.0000394 AC: 6AN: 152202Hom.: 0 Cov.: 33 AF XY: 0.0000134 AC XY: 1AN XY: 74364
ClinVar
Submissions by phenotype
not provided Uncertain:3
Not observed at significant frequency in large population cohorts (gnomAD); In silico analysis supports that this missense variant has a deleterious effect on protein structure/function; Has not been previously published as pathogenic or benign to our knowledge; This variant is associated with the following publications: (PMID: 29056344) -
This sequence change replaces asparagine, which is neutral and polar, with aspartic acid, which is acidic and polar, at codon 513 of the POLE protein (p.Asn513Asp). This variant is present in population databases (rs200136603, gnomAD 0.002%). This variant has not been reported in the literature in individuals affected with POLE-related conditions. ClinVar contains an entry for this variant (Variation ID: 473467). 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 POLE 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. -
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Hereditary cancer-predisposing syndrome Uncertain:1
The p.N513D variant (also known as c.1537A>G), located in coding exon 15 of the POLE gene, results from an A to G substitution at nucleotide position 1537. The asparagine at codon 513 is replaced by aspartic acid, an amino acid with highly similar properties. This amino acid position is conserved. In addition, this alteration is predicted to be tolerated by in silico analysis. Based on the available evidence, the clinical significance of this variant remains unclear. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at