{{Rsnum
|rsid = 28371702
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
|Chromosome=22
|Orientation=plus
|Gene=CYP2D6
|position=42525952
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=CYP2D6
}}a variation in [[CYP2D6]]