{{Rsnum
|rsid=527790
|Gene=HRH4
|Chromosome=18
|position=24480951
|Orientation=minus
|GMAF=0.2961
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 14.4 | 48.6 | 36.9
| HCB | 0.0 | 3.6 | 96.4
| JPT | 0.0 | 0.0 | 100.0
| YRI | 26.7 | 45.9 | 27.4
| ASW | 24.6 | 57.9 | 17.5
| CHB | 0.0 | 3.6 | 96.4
| CHD | 0.0 | 0.0 | 0.0
| GIH | 2.0 | 32.7 | 65.3
| LWK | 19.3 | 40.4 | 40.4
| MEX | 5.2 | 36.2 | 58.6
| MKK | 14.7 | 47.4 | 37.8
| TSI | 16.7 | 50.0 | 33.3
| HapMapRevision=28
}}{{PMID Auto
|PMID=22653292
|Title=Asthma endophenotypes and polymorphisms in the histamine receptor HRH4 gene
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}