{{Rsnum
|rsid=4800773
|Gene=AQP4
|Chromosome=18
|position=26865017
|Orientation=plus
|GMAF=0.3457
|Gene_s=AQP4,CHST9-AS1
|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 | 18.6 | 45.1 | 36.3
| HCB | 2.2 | 24.6 | 73.1
| JPT | 6.2 | 29.2 | 64.6
| YRI | 23.3 | 47.3 | 29.5
| ASW | 21.1 | 50.9 | 28.1
| CHB | 2.2 | 24.6 | 73.1
| CHD | 3.7 | 29.4 | 67.0
| GIH | 5.9 | 43.6 | 50.5
| LWK | 28.3 | 55.7 | 16.0
| MEX | 19.0 | 41.4 | 39.7
| MKK | 33.8 | 48.7 | 17.5
| TSI | 12.7 | 46.1 | 41.2
| HapMapRevision=28
}}{{PMID Auto
|PMID=20351659
|Title=Aquaporin-4 gene variation and sudden infant death syndrome
}}

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