{{Rsnum
|rsid=7447447
|Chromosome=5
|position=105532235
|Orientation=plus
|GMAF=0.1322
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 69.9 | 28.3 | 1.8
| HCB | 62.0 | 32.1 | 5.8
| JPT | 61.1 | 33.6 | 5.3
| YRI | 97.3 | 2.7 | 0.0
| ASW | 94.7 | 5.3 | 0.0
| CHB | 62.0 | 32.1 | 5.8
| CHD | 70.6 | 21.1 | 8.3
| GIH | 55.4 | 38.6 | 5.9
| LWK | 97.3 | 2.7 | 0.0
| MEX | 77.6 | 20.7 | 1.7
| MKK | 94.2 | 5.8 | 0.0
| TSI | 66.7 | 30.4 | 2.9
| HapMapRevision=28
}}{{PMID Auto GWAS
|PMID=21490707
|Trait=None
|Title=Genome-wide meta-analysis identifies regions on 7p21 (AHR) and 15q24 (CYP1A2) as determinants of habitual caffeine consumption.
|RiskAllele=T
|Pval=0.000007
|OR=0.1521
|ORtxt=[0.08-0.22] mg/day increase
|OA=1
}}

{{on chip | Affy GenomeWide 6}}