{{Rsnum
|rsid=1979906
|Gene=PSMA4
|Chromosome=15
|position=78549947
|Orientation=minus
|GMAF=0.2544
|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 | 39.3 | 42.9 | 17.9
| HCB | 66.4 | 29.2 | 4.4
| JPT | 85.0 | 13.3 | 1.8
| YRI | 68.0 | 29.3 | 2.7
| ASW | 61.4 | 36.8 | 1.8
| CHB | 66.4 | 29.2 | 4.4
| CHD | 74.3 | 22.9 | 2.8
| GIH | 42.6 | 46.5 | 10.9
| LWK | 79.1 | 19.1 | 1.8
| MEX | 62.1 | 27.6 | 10.3
| MKK | 66.0 | 30.1 | 3.8
| TSI | 39.2 | 52.0 | 8.8
| HapMapRevision=28
}}{{PMID Auto
|PMID=20700147
|Title=Nicotinic alpha5 receptor subunit mRNA expression is associated with distant 5' upstream polymorphisms
|OA=1
}}

{{PMID Auto
|PMID=18519524
|Title=Variants in nicotinic receptors and risk for nicotine dependence.
|OA=1
}}

{{PMID Auto
|PMID=20808433
|Title=Associations of variants in CHRNA5/A3/B4 gene cluster with smoking behaviors in a Korean population.
|OA=1
}}

{{on chip | Affy GenomeWide 6}}