{{Rsnum
|rsid=4854344
|Chromosome=2
|position=638144
|Orientation=plus
|GMAF=0.1543
|Assembly=GRCh37
|GenomeBuild=37.1
|dbSNPBuild=131
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
}}
{{ population diversity
| geno1=(G;G)
| geno2=(G;T)
| geno3=(T;T)
| CEU | 3.5 | 22.1 | 74.3
| HCB | 0.7 | 10.9 | 88.3
| JPT | 0.0 | 20.4 | 79.6
| YRI | 6.2 | 34.2 | 59.6
| ASW | 7.0 | 42.1 | 50.9
| CHB | 0.7 | 10.9 | 88.3
| CHD | 0.0 | 18.3 | 81.7
| GIH | 1.0 | 21.8 | 77.2
| LWK | 0.0 | 21.8 | 78.2
| MEX | 5.2 | 17.2 | 77.6
| MKK | 1.9 | 37.8 | 60.3
| TSI | 2.9 | 34.3 | 62.7
| HapMapRevision=28
}}{{PMID Auto
|PMID=19851340
|Title=Association between obesity and polymorphisms in SEC16B, TMEM18, GNPDA2, BDNF, FAIM2 and MC4R in a Japanese population
}}

{{PMID Auto
|PMID=22391885
|Title=Variations in the obesity genes FTO, TMEM18 and NRXN3 influence the vulnerability of children to weight gain induced by short sleep duration
}}

{{PMID|19478790|OA=1
}} The role of obesity-associated loci identified in genome-wide association studies in the determination of pediatric BMI.

{{PMID|19553259|OA=1
}} Common body mass index-associated variants confer risk of extreme obesity.

{{PMID|20380707|OA=1
}} The obesity gene, TMEM18, is of ancient origin, found in majority of neuronal cells in all major brain regions and associated with obesity in severely obese children.

{{PMID|21369819}} Association of genetic variants for susceptibility to obesity with type 2 diabetes in Japanese individuals.

{{PMID|21952719|OA=1
}} Association of TMEM18 variants with BMI and waist circumference in children and correlation of mRNA expression in the PFC with body weight in rats.

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