{{Rsnum
|rsid=2298849
|Chromosome=4
|Orientation=minus
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene=GC
|position=71783134
|Gene_s=GC
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 5.3 | 31.9 | 62.8
| HCB | 11.7 | 43.1 | 45.3
| JPT | 13.3 | 35.4 | 51.3
| YRI | 16.3 | 49.7 | 34.0
| ASW | 8.9 | 50.0 | 41.1
| CHB | 11.7 | 43.1 | 45.3
| CHD | 15.6 | 41.3 | 43.1
| GIH | 1.0 | 18.8 | 80.2
| LWK | 30.0 | 45.5 | 24.5
| MEX | 5.2 | 46.6 | 48.3
| MKK | 18.1 | 52.3 | 29.7
| TSI | 3.0 | 29.7 | 67.3
| HapMapRevision=28
}}{{PMID Auto
|PMID=22583563
|Title=Genetic and environmental predictors of serum 25-hydroxyvitamin D concentrations among middle-aged and elderly Chinese in Singapore
}}

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