ClinVar Miner

Submissions for variant NM_004369.4(COL6A3):c.3319A>G (p.Asn1107Asp)

gnomAD frequency: 0.00001  dbSNP: rs1574710031
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Total submissions: 2
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Labcorp Genetics (formerly Invitae), Labcorp RCV000824645 SCV000965550 uncertain significance Bethlem myopathy 1A 2023-01-19 criteria provided, single submitter clinical testing This sequence change replaces asparagine, which is neutral and polar, with aspartic acid, which is acidic and polar, at codon 1107 of the COL6A3 protein (p.Asn1107Asp). This variant is not present in population databases (gnomAD no frequency). This variant has not been reported in the literature in individuals affected with COL6A3-related conditions. ClinVar contains an entry for this variant (Variation ID: 666202). 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) has been performed at Invitae for this missense variant, however the output from this modeling did not meet the statistical confidence thresholds required to predict the impact of this variant on COL6A3 protein function. 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.
GeneDx RCV001759626 SCV001996715 uncertain significance not provided 2019-11-08 criteria provided, single submitter clinical testing Not observed in large population cohorts (Lek et al., 2016); In silico analysis, which includes protein predictors and evolutionary conservation, supports a deleterious effect; Has not been previously published as pathogenic or benign to our knowledge

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