{{Rsnum
|rsid=17037390
|Gene=MTHFR
|Chromosome=1
|position=11800786
|Orientation=plus
|GMAF=0.1313
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=MTHFR
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 2.7 | 28.3 | 69.0
| HCB | 1.5 | 13.9 | 84.7
| JPT | 0.9 | 21.2 | 77.9
| YRI | 4.8 | 36.1 | 59.2
| ASW | 3.5 | 36.8 | 59.6
| CHB | 1.5 | 13.9 | 84.7
| CHD | 1.8 | 17.4 | 80.7
| GIH | 3.0 | 25.7 | 71.3
| LWK | 1.8 | 28.2 | 70.0
| MEX | 0.0 | 12.1 | 87.9
| MKK | 4.5 | 29.5 | 66.0
| TSI | 2.0 | 14.7 | 83.3
| HapMapRevision=28
}}{{PMID Auto
|PMID=19593234
|Title=Association analyses suggest multiple interaction effects of the methylenetetrahydrofolate reductase polymorphisms on timing of menarche and natural menopause in white women
|OA=1
}}

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