{{Rsnum
|rsid=17783344
|Gene=GCA
|Chromosome=2
|position=162352383
|Orientation=plus
|GMAF=0.06841
|Gene_s=GCA
|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 | 4.4 | 32.7 | 62.8
| HCB | 0.0 | 0.7 | 99.3
| JPT | 0.0 | 0.0 | 100.0
| YRI | 0.0 | 0.0 | 100.0
| ASW | 0.0 | 0.0 | 0.0
| CHB | 0.0 | 0.7 | 99.3
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 7.9 | 92.1
| LWK | 0.0 | 0.9 | 99.1
| MEX | 0.0 | 8.8 | 91.2
| MKK | 0.6 | 8.4 | 91.0
| TSI | 1.0 | 35.3 | 63.7
| HapMapRevision=28
}}{{PMID Auto
|PMID=23420841
|Title=Genetic dissection of the preeclampsia susceptibility locus on chromosome 2q22 reveals shared novel risk factors for cardiovascular disease
}}

{{PMID Auto
|PMID=18071670
|Title=The association between the IFIH1 locus and type 1 diabetes.
}}

{{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}}