rs748696547
Variant summary
Our verdict is Uncertain significance. The variant received 3 ACMG points: 3P and 0B. PM2PP3
The NM_000540.3(RYR1):c.7925A>G(p.Lys2642Arg) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000687 in 1,456,190 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 2/3 splice prediction tools predict no significant impact on normal splicing. 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. K2642M) has been classified as Uncertain significance.
Frequency
Consequence
NM_000540.3 missense, splice_region
Scores
Clinical Significance
Conservation
Publications
- malignant hyperthermia, susceptibility to, 1Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), ClinGen, Genomics England PanelApp, Ambry Genetics
- congenital multicore myopathy with external ophthalmoplegiaInheritance: AR Classification: DEFINITIVE, STRONG Submitted by: G2P, Genomics England PanelApp
- RYR1-related myopathyInheritance: AR, AD Classification: DEFINITIVE Submitted by: ClinGen
- central core myopathyInheritance: AD, AR Classification: STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Orphanet, Genomics England PanelApp
- King-Denborough syndromeInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- malignant hyperthermia of anesthesiaInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- autosomal recessive centronuclear myopathyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- benign Samaritan congenital myopathyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- congenital myopathy with myasthenic-like onsetInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- lethal multiple pterygium syndromeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Uncertain_significance. The variant received 3 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes Cov.: 32
GnomAD2 exomes AF: 0.00000405 AC: 1AN: 246902 AF XY: 0.00000747 show subpopulations
GnomAD4 exome AF: 6.87e-7 AC: 1AN: 1456190Hom.: 0 Cov.: 37 AF XY: 0.00000138 AC XY: 1AN XY: 724628 show subpopulations
Age Distribution
GnomAD4 genome Cov.: 32
ClinVar
Submissions by phenotype
not provided Uncertain:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at