{{Rsnum
|rsid=2780815
|Gene=JAK1
|Chromosome=1
|position=64835928
|Orientation=plus
|GMAF=0.2975
|Gene_s=JAK1
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(G;G)
| geno2=(G;T)
| geno3=(T;T)
| CEU | 17.3 | 53.6 | 29.1
| HCB | 72.0 | 27.3 | 0.8
| JPT | 69.0 | 29.2 | 1.8
| YRI | 91.1 | 8.9 | 0.0
| ASW | 65.5 | 34.5 | 0.0
| CHB | 72.0 | 27.3 | 0.8
| CHD | 81.5 | 17.6 | 0.9
| GIH | 16.0 | 46.0 | 38.0
| LWK | 90.0 | 9.1 | 0.9
| MEX | 45.5 | 45.5 | 9.1
| MKK | 68.6 | 28.8 | 2.6
| TSI | 17.6 | 46.1 | 36.3
| HapMapRevision=28
}}{{PMID Auto
|PMID=23674219
|Title=Genetic variants in the JAK1 gene confer higher risk of Behcet's disease with ocular involvement in Han Chinese
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}