{{Rsnum
|rsid=2240338
|Gene=PADI4
|Chromosome=1
|position=17347690
|Orientation=minus
|GMAF=0.4197
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=PADI4
}}rs2240338 increases susceptibility to Rheumatoid Arthritis 1.82 times for carriers of the G allele {{PMID|12833157}}
{{ neighbor
| rsid = 2240339
| distance = 77
}}
{{ neighbor
| rsid = 2240335
| distance = 352
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}