{{Rsnum
|rsid=4559365
|Chromosome=X
|position=122833506
|Orientation=plus
|GMAF=0.3549
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 53.1 | 18.8 | 28.1
| HCB | 68.9 | 11.1 | 20.0
| JPT | 79.5 | 13.6 | 6.8
| YRI | 43.5 | 12.9 | 43.5
| ASW | 0.0 | 0.0 | 0.0
| CHB | 68.9 | 11.1 | 20.0
| 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 Auto GWAS
  |PMID=23319000
  |Trait=Metabolite levels (MHPG)
  |Title=Genome-wide association study of monoamine metabolite levels in human cerebrospinal fluid.
  |RiskAllele=A
  |Pval=9E-6
  |OR=.30
  |ORtxt=unit decrease
  }}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}