{{Rsnum
|rsid=2699783
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Chromosome=2
|Orientation=plus
|position=66031567
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 85.8 | 14.2 | 0.0
| HCB | 73.0 | 26.3 | 0.7
| JPT | 77.0 | 21.2 | 1.8
| YRI | 93.2 | 6.8 | 0.0
| ASW | 0.0 | 0.0 | 0.0
| CHB | 73.0 | 26.3 | 0.7
| CHD | 76.0 | 21.2 | 2.9
| GIH | 82.7 | 17.3 | 0.0
| LWK | 96.3 | 3.7 | 0.0
| MEX | 82.8 | 15.5 | 1.7
| MKK | 96.2 | 3.8 | 0.0
| TSI | 88.8 | 11.2 | 0.0
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=24322204
  |Trait=Bipolar disorder (body mass index interaction)
  |Title=Genome-wide association study of bipolar disorder accounting for effect of body mass index identifies a new risk allele in TCF7L2.
  |RiskAllele=
  |Pval=7E-6
  |OR=NR
  |ORtxt=NR
  }}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}