{{Rsnum
|rsid = 1080999
|Chromosome=22
|Orientation=minus
|geno1=(CA;CA)
|geno2=(CA;CG)
|geno3=(CG;CG)
|Gene=CYP2D6
|position=42526561
|Assembly=GRCh37
|GenomeBuild=37.1
|dbSNPBuild=131
}}a variation in [[CYP2D6]]