{{Rsnum
|rsid=3766951
|Gene=OPRD1
|Chromosome=1
|position=28843047
|Orientation=minus
|GMAF=0.3274
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=OPRD1
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 56.9 | 32.3 | 10.8
| HCB | 68.9 | 28.9 | 2.2
| JPT | 56.8 | 40.9 | 2.3
| YRI | 33.3 | 50.8 | 15.9
| ASW | 0.0 | 0.0 | 0.0
| CHB | 68.9 | 28.9 | 2.2
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}
{{PMID Auto
|PMID=18518925
|Title=Genetic susceptibility to heroin addiction: a candidate gene association study
|OA=1
}}

{{PMID Auto
|PMID=19500151
|Title=Heroin addiction in African Americans: a hypothesis-driven association study.
|OA=1
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}