{{Rsnum
|rsid=1643659
|Gene=DHFR
|Chromosome=5
|position=80639017
|Orientation=minus
|GMAF=0.2016
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=DHFR
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 60.7 | 33.9 | 5.4
| HCB | 93.4 | 6.6 | 0.0
| JPT | 96.5 | 3.5 | 0.0
| YRI | 44.2 | 47.6 | 8.2
| ASW | 57.9 | 31.6 | 10.5
| CHB | 93.4 | 6.6 | 0.0
| CHD | 88.9 | 11.1 | 0.0
| GIH | 45.5 | 39.6 | 14.9
| LWK | 54.5 | 40.9 | 4.5
| MEX | 65.5 | 31.0 | 3.4
| MKK | 43.2 | 46.5 | 10.3
| TSI | 50.0 | 38.2 | 11.8
| HapMapRevision=28
}}{{PMID Auto
|PMID=20615890
|Title=A candidate gene study of folate-associated one carbon metabolism genes and colorectal cancer risk
|OA=1
}}

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