{{Rsnum
|rsid = 34894147
|Chromosome=22
|Orientation=minus
|geno1=(AC;AC)
|geno2=(AC;GG)
|geno3=(GG;GG)
|Gene=CYP2D6
|position=42527060
|Assembly=GRCh37
|GenomeBuild=37.1
|dbSNPBuild=132
}}a variation in [[CYP2D6]]