{{Rsnum
|rsid=4132670
|Gene=TCF7L2
|Chromosome=10
|position=114767771
|Orientation=minus
|GMAF=0.314
|Gene_s=TCF7L2
|Assembly=GRCh37.p5
|GenomeBuild=37.3
|dbSNPBuild=135
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}
{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 53.1 | 35.4 | 11.5
| HCB | 100.0 | 0.0 | 0.0
| JPT | 94.7 | 4.4 | 0.9
| YRI | 7.5 | 40.1 | 52.4
| ASW | 7.0 | 50.9 | 42.1
| CHB | 100.0 | 0.0 | 0.0
| CHD | 98.2 | 1.8 | 0.0
| GIH | 49.5 | 45.5 | 5.0
| LWK | 12.7 | 41.8 | 45.5
| MEX | 56.9 | 34.5 | 8.6
| MKK | 16.0 | 50.0 | 34.0
| TSI | 45.1 | 39.2 | 15.7
| HapMapRevision=28
}}{{PMID Auto
|PMID=22402060
|Title=Functional analysis of TCF7L2 genetic variants associated with type 2 diabetes
|OA=1
}}

{{PMID Auto
|PMID=19913122
|Title=ATRIUM: testing untyped SNPs in case-control association studies with related individuals.
|OA=1
}}

{{PMID Auto
|PMID=20018041
|Title=The effect of multiple genetic variants in predicting the risk of type 2 diabetes.
|OA=1
}}

{{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}}