rs375015024
Variant summary
Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PP3_Moderate
The NM_001036.6(RYR3):c.8342G>A(p.Arg2781Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000938 in 1,609,888 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R2781W) has been classified as Uncertain significance.
Frequency
Consequence
NM_001036.6 missense
Scores
Clinical Significance
Conservation
Publications
- genetic developmental and epileptic encephalopathyInheritance: AD Classification: LIMITED Submitted by: ClinGen, G2P
- congenital myopathyInheritance: AR Classification: NO_KNOWN Submitted by: ClinGen
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ACMG classification
Our verdict: Uncertain_significance. The variant received 2 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000854 AC: 13AN: 152194Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000103 AC: 25AN: 242070 AF XY: 0.0000993 show subpopulations
GnomAD4 exome AF: 0.0000947 AC: 138AN: 1457576Hom.: 1 Cov.: 32 AF XY: 0.0000828 AC XY: 60AN XY: 724486 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0000854 AC: 13AN: 152312Hom.: 0 Cov.: 32 AF XY: 0.0000671 AC XY: 5AN XY: 74480 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Epileptic encephalopathy Uncertain:1
This sequence change replaces arginine, which is basic and polar, with glutamine, which is neutral and polar, at codon 2781 of the RYR3 protein (p.Arg2781Gln). This variant is present in population databases (rs375015024, gnomAD 0.03%). This variant has not been reported in the literature in individuals affected with RYR3-related conditions. ClinVar contains an entry for this variant (Variation ID: 570829). Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C0"). 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. -
not provided Uncertain:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at