{{Rsnum
|rsid=10885406
|Gene=TCF7L2
|Chromosome=10
|position=114777724
|Orientation=plus
|GMAF=0.4256
|Assembly=GRCh37
|GenomeBuild=37.1
|dbSNPBuild=131
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
}}
{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 33.8 | 49.2 | 16.9
| HCB | 93.3 | 6.7 | 0.0
| JPT | 88.6 | 11.4 | 0.0
| YRI | 1.6 | 17.5 | 81.0
| ASW | 0.0 | 0.0 | 0.0
| CHB | 93.3 | 6.7 | 0.0
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID|17671651|OA=1
}} Considered for [[type-2 diabetes]] in context with [[rs7903146]] [[rs12255372]] [[rs10885406]].

{{PMID Auto
|PMID=19183934
|Title=TCF7L2 variants are associated with increased proinsulin/insulin ratios but not obesity traits in the Framingham Heart Study
|OA=1
}}

{{PMID Auto
|PMID=18239663
|Title=Effects of TCF7L2 polymorphisms on obesity in European populations.
}}

{{PMID Auto
|PMID=18839133
|Title=Common variants in the TCF7L2 gene help to differentiate autoimmune from non-autoimmune diabetes in young (15-34 years) but not in middle-aged (40-59 years) diabetic patients.
}}

{{PMID Auto
|PMID=19593725
|Title=Association of maternally inherited GNAS alleles with African-American male birth weight.
|OA=1
}}

{{PMID Auto
|PMID=22552033
|Title=Influence of dietary protein intake and glycemic index on the association between TCF7L2 HapA and weight gain.
}}

{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}