rs199648816
Variant summary
Our verdict is Likely benign. The variant received -5 ACMG points: 1P and 6B. PP3BP4BP6BS2
The NM_001036.6(RYR3):c.6698G>A(p.Arg2233Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00162 in 1,613,240 control chromosomes in the GnomAD database, including 5 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Synonymous variant affecting the same amino acid position (i.e. R2233R) 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: Likely_benign. The variant received -5 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00103 AC: 156AN: 152186Hom.: 0 Cov.: 33 show subpopulations
GnomAD2 exomes AF: 0.000725 AC: 180AN: 248212 AF XY: 0.000824 show subpopulations
GnomAD4 exome AF: 0.00169 AC: 2465AN: 1460936Hom.: 5 Cov.: 32 AF XY: 0.00163 AC XY: 1182AN XY: 726708 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00102 AC: 156AN: 152304Hom.: 0 Cov.: 33 AF XY: 0.00110 AC XY: 82AN XY: 74478 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Congenital myopathy 20 Uncertain:1
PP3(Moderate),PM2 -
not provided Uncertain:1
RYR3 NM_001036.4 exon 44 p.Arg2233Gln (c.6698G>A): This variant has not been reported in the literature but is present in 0.1% (102/64580) of European alleles in the Genome Aggregation Database (https://gnomad.broadinstitute.org/variant/15-33722793-G-A?dataset=gnomad_r3). This variant is present in ClinVar (Variation ID:461938). Evolutionary conservation suggests that this variant may impact the protein; computational predictive tools for this variant are unclear. Of note, splice prediction tools suggest that this variant may affect splicing through creation of a novel splice site. However, further studies are needed to understand its impact. In summary, data on this variant is insufficient for disease classification. Therefore, the clinical significance of this variant is uncertain. -
Epileptic encephalopathy Benign:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at