{{Rsnum
|rsid=2770304
|Gene=HTR2A
|Chromosome=13
|position=46881230
|Orientation=plus
|GMAF=0.3595
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=HTR2A
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 4.7 | 41.1 | 54.2
| HCB | 11.5 | 39.7 | 48.9
| JPT | 22.2 | 40.0 | 37.8
| YRI | 18.0 | 49.2 | 32.8
| ASW | 14.3 | 39.3 | 46.4
| CHB | 11.5 | 39.7 | 48.9
| CHD | 8.3 | 49.1 | 42.6
| GIH | 13.1 | 52.5 | 34.3
| LWK | 17.1 | 42.9 | 40.0
| MEX | 8.8 | 45.6 | 45.6
| MKK | 17.0 | 47.1 | 35.9
| TSI | 9.0 | 38.0 | 53.0
| HapMapRevision=28
}}{{PMID|17440930}} Polymorphisms in the [[serotonin]] receptor gene [[HTR2A]] are associated with quantitative traits in [[panic disorder]].

{{PMID Auto
|PMID=21969281
|Title=Influence of birth weight on internalizing traits modulated by serotonergic genes
}}

{{PMID|22545912}} Association of genetic, psychological and behavioral factors with sleep bruxism in a Japanese population.

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