{{Rsnum
|rsid=3842727
|Gene=TH
|Chromosome=11
|position=2163618
|Orientation=minus
|GMAF=0.3485
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;C)
|geno3=(C;C)
|Gene_s=TH
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;C)
| geno3=(C;C)
| CEU | 46.4 | 45.5 | 8.0
| HCB | 92.7 | 6.6 | 0.7
| JPT | 94.6 | 5.4 | 0.0
| YRI | 0.0 | 0.0 | 0.0
| ASW | 3.8 | 43.4 | 52.8
| CHB | 92.7 | 6.6 | 0.7
| CHD | 90.7 | 9.3 | 0.0
| GIH | 63.0 | 34.0 | 3.0
| LWK | 1.9 | 33.0 | 65.1
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 51.0 | 43.9 | 5.1
| HapMapRevision=28
}}{{PMID Auto
|PMID=19221445
|Title=Tyrosine hydroxylase and DOPA decarboxylase gene variants in personality traits
}}

{{PMID|17948905}} Dopa decarboxylase and tyrosine hydroxylase gene variants in suicidal behavior.

{{PMID Auto
|PMID=24166412
|Title=Alpha-2A adrenergic receptor gene variants are associated with increased intra-individual variability in response time
}}

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