{{Rsnum
|rsid=2273505
|Gene=CHRNA4
|Chromosome=20
|position=63359526
|Orientation=plus
|GMAF=0.09596
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=CHRNA4,RP11-261N11.8
}}{{omim
|desc=CHOLINERGIC RECEPTOR, NEURONAL NICOTINIC, ALPHA POLYPEPTIDE 4; CHRNA4
|id=118504
|rsnum=2273505
}}

{{PMID Auto
|PMID=17503330
|Title=A generalized combinatorial approach for detecting gene-by-gene and gene-by-environment interactions with application to nicotine dependence.
|OA=1
}}

{{PMID Auto
|PMID=18165968
|Title=Identification of pharmacogenetic markers in smoking cessation therapy.
|OA=1
}}

{{PMID Auto
|PMID=18534558
|Title=Gene-gene interactions among CHRNA4, CHRNB2, BDNF, and NTRK2 in nicotine dependence.
|OA=1
}}

{{PMID Auto
|PMID=19029397
|Title=Nicotinic receptor gene variants influence susceptibility to heavy smoking.
|OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}