{{Rsnum
|rsid=200563280
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Chromosome=19
|Orientation=plus
|Gene=RYR1
|position=38496466
|Gene_s=RYR1
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}[[rs200563280]], aka p.Arg2241X or p.R2241X, is a SNP in the [[RYR1]] gene deemed highly pathogenic for [[malignant hyperthermia]].{{PMID|24195946}}