{{Rsnum
|rsid=3735757
|geno1=(C;C)
|geno2=(C;G)
|geno3=(G;G)
|Chromosome=8
|position=27464080
|Orientation=minus
|Gene=CHRNA2
|Gene_s=CHRNA2
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;G)
| geno3=(G;G)
| CEU | 4.7 | 28.1 | 67.2
| HCB | 9.1 | 63.6 | 27.3
| JPT | 8.9 | 66.7 | 24.4
| YRI | 7.9 | 31.7 | 60.3
| ASW | 0.0 | 0.0 | 0.0
| CHB | 9.1 | 63.6 | 27.3
| 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=24253422
|Title=Significant associations of CHRNA2 and CHRNA6 with nicotine dependence in European American and African American populations
}}