{{Rsnum
|rsid=9651118
|Gene=MTHFR
|Chromosome=1
|position=11802157
|Orientation=plus
|GMAF=0.2103
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=MTHFR
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 4.4 | 33.6 | 61.9
| HCB | 12.4 | 35.8 | 51.8
| JPT | 14.3 | 50.0 | 35.7
| YRI | 0.0 | 0.0 | 100.0
| ASW | 0.0 | 8.8 | 91.2
| CHB | 12.4 | 35.8 | 51.8
| CHD | 19.3 | 39.4 | 41.3
| GIH | 5.9 | 45.5 | 48.5
| LWK | 0.0 | 0.0 | 0.0
| MEX | 12.1 | 31.0 | 56.9
| MKK | 0.0 | 5.8 | 94.2
| TSI | 0.0 | 16.7 | 83.3
| HapMapRevision=28
}}Gene-wide association study between the methylenetetrahydrofolate reductase gene (MTHFR) and schizophrenia in the Japanese population, with an updated meta-analysis on currently available data. {{PMID|20692813}}

{{PMID|19591822}} Prevalence of genetic thrombophilic polymorphisms in the Sri Lankan population--implications for association study design and clinical genetic testing services.

{{PMID|20962791}} Methylenetetrahydrofolate reductase gene polymorphisms and cerebral palsy in Chinese infants.

{{PMID Auto
|PMID=23372658
|Title=Investigating Multiple Candidate Genes and Nutrients in the Folate Metabolism Pathway to Detect Genetic and Nutritional Risk Factors for Lung Cancer
|OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}