{{Rsnum
|rsid=2106595
|Chromosome=7
|position=118519495
|Orientation=plus
|GMAF=0.2649
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 12.4 | 46.0 | 41.6
| HCB | 13.1 | 36.5 | 50.4
| JPT | 5.3 | 34.5 | 60.2
| YRI | 0.0 | 6.3 | 93.7
| ASW | 0.0 | 0.0 | 0.0
| CHB | 13.1 | 36.5 | 50.4
| CHD | 8.7 | 38.5 | 52.9
| GIH | 2.0 | 23.8 | 74.3
| LWK | 0.9 | 14.7 | 84.4
| MEX | 1.8 | 49.1 | 49.1
| MKK | 5.9 | 27.6 | 66.4
| TSI | 19.6 | 45.1 | 35.3
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=23049750
  |Trait=Smoking behavior
  |Title=Haplotypes with copy number and single nucleotide polymorphisms in CYP2A6 locus are associated with smoking quantity in a Japanese population.
  |RiskAllele=G
  |Pval=5E-6
  |OR=.88
  |ORtxt=[0.51-1.25] unit increase
  |OA=1
}}

{{on chip | Affy GenomeWide 6}}