{{Rsnum
|rsid=660652
|Gene=CHRNA3
|Chromosome=15
|position=78595490
|Orientation=plus
|GMAF=0.2539
|Gene_s=CHRNA3,CHRNA5
|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 | 15.9 | 40.7 | 43.4
| HCB | 3.6 | 29.9 | 66.4
| JPT | 2.7 | 21.2 | 76.1
| YRI | 6.8 | 34.0 | 59.2
| ASW | 5.4 | 32.1 | 62.5
| CHB | 3.6 | 29.9 | 66.4
| CHD | 2.8 | 28.4 | 68.8
| GIH | 6.0 | 43.0 | 51.0
| LWK | 3.6 | 31.8 | 64.5
| MEX | 10.3 | 20.7 | 69.0
| MKK | 5.8 | 30.1 | 64.1
| TSI | 3.9 | 50.0 | 46.1
| HapMapRevision=28
}}{{PMID Auto
|PMID=20979063
|Title=Why do young women smoke? VII COMT as a risk modifying gene for Nicotine dependence - role of gene-gene interaction, personality, and environmental factors
}}

{{PMID Auto
|PMID=19706762
|Title=The CHRNA5-CHRNA3-CHRNB4 nicotinic receptor subunit gene cluster affects risk for nicotine dependence in African-Americans and in European-Americans.
|OA=1
}}

{{PMID Auto
|PMID=20725741
|Title=Nicotinic acetylcholine receptor genes on chromosome 15q25.1 are associated with nicotine and opioid dependence severity.
}}

{{PMID Auto
|PMID=23207642
|Title=CHRNA3 Variant for Lung Cancer Is Associated with Chronic Obstructive Pulmonary Disease in Korea
}}

{{PMID Auto
|PMID=22945651
|Title=Epigenetic screen identifies genotype-specific promoter DNA methylation and oncogenic potential of CHRNB4.
|OA=1
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}