{{Rsnum
|rsid=11574914
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Chromosome=9
|Orientation=minus
|Gene=CCL21
|position=34710341
|Gene_s=CCL21,LOC101929761
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 45.5 | 42.9 | 11.6
| HCB | 86.9 | 13.1 | 0.0
| JPT | 89.4 | 10.6 | 0.0
| YRI | 93.2 | 6.8 | 0.0
| ASW | 82.5 | 17.5 | 0.0
| CHB | 86.9 | 13.1 | 0.0
| CHD | 83.5 | 15.6 | 0.9
| GIH | 50.5 | 38.6 | 10.9
| LWK | 74.5 | 25.5 | 0.0
| MEX | 56.9 | 32.8 | 10.3
| MKK | 85.8 | 13.5 | 0.6
| TSI | 51.0 | 38.2 | 10.8
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=24390342
  |Trait=Rheumatoid arthritis
  |Title=Genetics of rheumatoid arthritis contributes to biology and drug discovery.
  |RiskAllele=A
  |Pval=2E-15
  |OR=1.13
  |ORtxt=[1.09-1.16]
  }}

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