{{Rsnum
|rsid = 1135828
|geno1=(A;A)
|geno2=(A;T)
|geno3=(T;T)
|Chromosome=22
|Orientation=minus
|Gene=CYP2D6
|position=42524183
|Assembly=GRCh37.p5
|GenomeBuild=37.3
|dbSNPBuild=135
|Gene_s=CYP2D6
}}a variation in [[CYP2D6]]