{{Rsnum
|rsid = 58331414
|geno1=(-;-)
|geno2=(-;TTT)
|geno3=(TTT;TTT)
|Chromosome=22
|Orientation=plus
|Gene=CYP2D6
|position=42528056
|Assembly=GRCh37.p2
|GenomeBuild=37.2
|dbSNPBuild=134
|Status=Merged
|Merged=56358138
}}a variation in [[CYP2D6]]