rs1465461269
Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_001036.6(RYR3):c.13826A>G(p.His4609Arg) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000571 in 1,576,112 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★).
Frequency
Consequence
NM_001036.6 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Uncertain_significance. Variant got 2 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152210Hom.: 0 Cov.: 31
GnomAD3 exomes AF: 0.00000511 AC: 1AN: 195808Hom.: 0 AF XY: 0.00000953 AC XY: 1AN XY: 104924
GnomAD4 exome AF: 0.00000562 AC: 8AN: 1423902Hom.: 0 Cov.: 30 AF XY: 0.00000709 AC XY: 5AN XY: 704972
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152210Hom.: 0 Cov.: 31 AF XY: 0.0000134 AC XY: 1AN XY: 74362
ClinVar
Submissions by phenotype
not specified Uncertain:1
The c.13826A>G (p.H4609R) alteration is located in exon 97 (coding exon 97) of the RYR3 gene. This alteration results from a A to G substitution at nucleotide position 13826, causing the histidine (H) at amino acid position 4609 to be replaced by an arginine (R). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -
Epileptic encephalopathy Uncertain:1
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. 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 RYR3 protein function. ClinVar contains an entry for this variant (Variation ID: 531060). This variant has not been reported in the literature in individuals affected with RYR3-related conditions. The frequency data for this variant in the population databases is considered unreliable, as metrics indicate poor data quality at this position in the gnomAD database. This sequence change replaces histidine, which is basic and polar, with arginine, which is basic and polar, at codon 4609 of the RYR3 protein (p.His4609Arg). -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at