rs1488578809
Variant summary
Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.
The NM_001036.6(RYR3):c.991G>A(p.Asp331Asn) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,612,304 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. D331D) has been classified as Likely benign.
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 0 ACMG points.
Transcripts
RefSeq
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| RYR3 | ENST00000634891.2 | c.991G>A | p.Asp331Asn | missense_variant | Exon 11 of 104 | 1 | NM_001036.6 | ENSP00000489262.1 | ||
| RYR3 | ENST00000389232.9 | c.991G>A | p.Asp331Asn | missense_variant | Exon 11 of 104 | 5 | ENSP00000373884.5 | |||
| RYR3 | ENST00000415757.7 | c.991G>A | p.Asp331Asn | missense_variant | Exon 11 of 103 | 2 | ENSP00000399610.3 | |||
| RYR3 | ENST00000634418.1 | c.991G>A | p.Asp331Asn | missense_variant | Exon 11 of 102 | 5 | ENSP00000489529.1 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152110Hom.: 0 Cov.: 32 show subpopulations
GnomAD4 exome AF: 0.00000411 AC: 6AN: 1460194Hom.: 0 Cov.: 29 AF XY: 0.00000138 AC XY: 1AN XY: 726408 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152110Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74298 show subpopulations
ClinVar
Submissions by phenotype
Epileptic encephalopathy Uncertain:1
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: "Possibly 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. ClinVar contains an entry for this variant (Variation ID: 530988). This variant has not been reported in the literature in individuals affected with RYR3-related conditions. This sequence change replaces aspartic acid, which is acidic and polar, with asparagine, which is neutral and polar, at codon 331 of the RYR3 protein (p.Asp331Asn). This variant is not present in population databases (gnomAD no frequency). -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at