{{Rsnum
|rsid=11249215
|Chromosome=1
|position=24970693
|Orientation=plus
|GMAF=0.4743
|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 | 20.4 | 55.8 | 23.9
| HCB | 27.0 | 52.6 | 20.4
| JPT | 27.0 | 47.7 | 25.2
| YRI | 2.7 | 34.0 | 63.3
| ASW | 10.5 | 38.6 | 50.9
| CHB | 27.0 | 52.6 | 20.4
| CHD | 39.8 | 45.4 | 14.8
| GIH | 29.7 | 49.5 | 20.8
| LWK | 7.3 | 39.1 | 53.6
| MEX | 33.9 | 50.0 | 16.1
| MKK | 19.5 | 51.3 | 29.2
| TSI | 28.4 | 51.0 | 20.6
| HapMapRevision=28
}}{{PMID Auto GWAS
|PMID=21743469
|Trait=None
|Title=Interaction between ERAP1 and HLA-B27 in ankylosing spondylitis implicates peptide handling in the mechanism for HLA-B27 in disease susceptibility.
|RiskAllele=A
|Pval=9E-11
|OR=None
|ORtxt=None
|OA=1
}}

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