{{Rsnum
|rsid=1487275
|Gene=TPH2
|Chromosome=12
|position=72016512
|Orientation=minus
|GMAF=0.3246
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
|Gene_s=TPH2
}}{{ population diversity
| geno1=(G;G)
| geno2=(G;T)
| geno3=(T;T)
| CEU | 5.3 | 31.9 | 62.8
| HCB | 11.9 | 51.9 | 36.3
| JPT | 2.7 | 38.1 | 59.3
| YRI | 8.2 | 34.2 | 57.5
| ASW | 7.0 | 38.6 | 54.4
| CHB | 11.9 | 51.9 | 36.3
| CHD | 17.6 | 43.5 | 38.9
| GIH | 18.8 | 44.6 | 36.6
| LWK | 7.3 | 44.0 | 48.6
| MEX | 12.1 | 48.3 | 39.7
| MKK | 19.2 | 49.4 | 31.4
| TSI | 14.7 | 43.1 | 42.2
| HapMapRevision=28
}}{{PMID Auto
|PMID=19800079
|Title=Association of polymorphisms of the tryptophan hydroxylase 2 gene with risk for bipolar disorder or suicidal behavior
}}

{{PMID Auto
|PMID=18937842
|Title=The influence of serotonin- and other genes on impulsive behavioral aggression and cognitive impulsivity in children with attention-deficit/hyperactivity disorder (ADHD): Findings from a family-based association test (FBAT) analysis.
|OA=1
}}

{{PMID Auto
|PMID=19742166
|Title=Epistasis between IL1A, IL1B, TNF, HTR2A, 5-HTTLPR and TPH2 variations does not impact alcohol dependence disorder features.
|OA=1
}}

{{PMID Auto
|PMID=21085052
|Title=Association study of tryptophan hydroxylase 2 gene polymorphisms in bipolar disorder patients with panic disorder comorbidity.
}}

{{PMID Auto
|PMID=21412658
|Title=Associations between polymorphic variants of the tryptophan hydroxylase 2 gene and obsessive-compulsive disorder.
}}

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