3-38697849-G-T
Variant summary
Our verdict is Uncertain significance. Variant got 0 ACMG points: 4P and 4B. PP3_StrongBS2
The NM_006514.4(SCN10A):c.5371C>A(p.Pro1791Thr) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000204 in 1,614,020 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_006514.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Uncertain_significance. Variant got 0 ACMG points.
Transcripts
RefSeq
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
SCN10A | ENST00000449082.3 | c.5371C>A | p.Pro1791Thr | missense_variant | Exon 28 of 28 | 1 | NM_006514.4 | ENSP00000390600.2 | ||
SCN10A | ENST00000643924.1 | c.5368C>A | p.Pro1790Thr | missense_variant | Exon 27 of 27 | ENSP00000495595.1 | ||||
SCN10A | ENST00000655275.1 | c.5395C>A | p.Pro1799Thr | missense_variant | Exon 28 of 28 | ENSP00000499510.1 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152164Hom.: 0 Cov.: 32
GnomAD3 exomes AF: 0.0000119 AC: 3AN: 251232Hom.: 0 AF XY: 0.00000737 AC XY: 1AN XY: 135770
GnomAD4 exome AF: 0.0000219 AC: 32AN: 1461856Hom.: 0 Cov.: 32 AF XY: 0.0000206 AC XY: 15AN XY: 727226
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152164Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74338
ClinVar
Submissions by phenotype
Brugada syndrome Uncertain:1
Algorithms developed to predict the effect of missense changes on protein structure and function do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C0"). This sequence change replaces proline with threonine at codon 1791 of the SCN10A protein (p.Pro1791Thr). The proline residue is moderately conserved and there is a small physicochemical difference between proline and threonine. This variant is present in population databases (rs371803816, ExAC 0.001%). This variant has not been reported in the literature in individuals with an SCN10A-related disease. In summary, this variant has uncertain impact on SCN10A function. The available evidence is currently insufficient to determine its role in disease. Therefore, it has been classified as a Variant of Uncertain Significance. -
Cardiovascular phenotype Uncertain:1
The p.P1791T variant (also known as c.5371C>A), located in coding exon 27 of the SCN10A gene, results from a C to A substitution at nucleotide position 5371. The proline at codon 1791 is replaced by threonine, an amino acid with highly similar properties. This amino acid position is highly conserved in available vertebrate species. In addition, this alteration is predicted to be deleterious by in silico analysis. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at