ClinVar Miner

Submissions for variant NM_000335.5(SCN5A):c.393G>A (p.Ser131=)

gnomAD frequency: 0.00005  dbSNP: rs774105293
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Total submissions: 3
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Labcorp Genetics (formerly Invitae), Labcorp RCV003770890 SCV001532951 uncertain significance not provided 2024-11-02 criteria provided, single submitter clinical testing This sequence change affects codon 131 of the SCN5A mRNA. It is a 'silent' change, meaning that it does not change the encoded amino acid sequence of the SCN5A protein. It affects a nucleotide within the consensus splice site. This variant is present in population databases (rs774105293, gnomAD 0.02%). This variant has not been reported in the literature in individuals affected with SCN5A-related conditions. ClinVar contains an entry for this variant (Variation ID: 1036243). Algorithms developed to predict the effect of sequence changes on RNA splicing suggest that this variant may create or strengthen a splice site. 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.
All of Us Research Program, National Institutes of Health RCV004005157 SCV004825059 likely benign Cardiac arrhythmia 2023-08-15 criteria provided, single submitter clinical testing
Ambry Genetics RCV004035886 SCV005031274 likely benign Cardiovascular phenotype 2024-01-29 criteria provided, single submitter clinical testing 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.

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