{{Rsnum
|rsid=7628219
|Chromosome=3
|position=70577209
|Orientation=plus
|GMAF=0.1221
|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 | 67.6 | 29.7 | 2.7
| HCB | 97.8 | 2.2 | 0.0
| JPT | 94.6 | 5.4 | 0.0
| YRI | 76.7 | 19.2 | 4.1
| ASW | 0.0 | 0.0 | 0.0
| CHB | 97.8 | 2.2 | 0.0
| CHD | 92.5 | 7.5 | 0.0
| GIH | 91.8 | 8.2 | 0.0
| LWK | 59.6 | 37.6 | 2.8
| MEX | 67.3 | 29.1 | 3.6
| MKK | 63.5 | 34.0 | 2.6
| TSI | 78.2 | 20.8 | 1.0
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=22754043
  |Trait=Insomnia (caffeine-induced)
  |Title=A genome-wide association study of caffeine-related sleep disturbance: confirmation of a role for a common variant in the adenosine receptor.
  |RiskAllele=T
  |Pval=2E-6
  |OR=1.61
  |ORtxt=[1.33-1.96]
  |OA=1
}}

{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA}}