{{Rsnum
|rsid=1398553
|Chromosome=4
|position=122626913
|Orientation=minus
|GMAF=0.1979
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene=IL21-AS1
|Gene_s=IL21-AS1
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 39.8 | 47.8 | 12.4
| HCB | 73.0 | 25.5 | 1.5
| JPT | 76.1 | 23.9 | 0.0
| YRI | 91.8 | 8.2 | 0.0
| ASW | 91.2 | 8.8 | 0.0
| CHB | 73.0 | 25.5 | 1.5
| CHD | 78.9 | 20.2 | 0.9
| GIH | 72.3 | 25.7 | 2.0
| LWK | 86.4 | 13.6 | 0.0
| MEX | 69.0 | 27.6 | 3.4
| MKK | 69.2 | 29.5 | 1.3
| TSI | 52.0 | 37.3 | 10.8
| HapMapRevision=28
}}{{PMID Auto
|PMID=19302705
|Title=Testing for the association of the KIAA1109/Tenr/IL2/IL21 gene region with rheumatoid arthritis in a European family-based study.
|OA=1
}}

{{PMID Auto
|PMID=17558408
|Title=A genome-wide association study for celiac disease identifies risk variants in the region harboring IL2 and IL21.
|OA=1
}}

{{PMID Auto
|PMID=17999365
|Title=Novel association in chromosome 4q27 region with rheumatoid arthritis and confirmation of type 1 diabetes point to a general risk locus for autoimmune diseases.
|OA=1
}}

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