{{Rsnum
|rsid=731991
|Chromosome=22
|position=30629202
|Orientation=plus
|GMAF=0.3779
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 31.2 | 37.5 | 31.2
| HCB | 66.4 | 32.1 | 1.5
| JPT | 69.6 | 27.7 | 2.7
| YRI | 59.7 | 36.1 | 4.2
| ASW | 58.9 | 32.1 | 8.9
| CHB | 66.4 | 32.1 | 1.5
| CHD | 63.6 | 32.7 | 3.7
| GIH | 41.8 | 43.9 | 14.3
| LWK | 33.3 | 47.6 | 19.0
| MEX | 33.3 | 49.1 | 17.5
| MKK | 35.5 | 46.7 | 17.8
| TSI | 17.5 | 46.4 | 36.1
| HapMapRevision=28
}}{{PMID Auto
|PMID=21975197
|Title=Transcobalamin 2 variant associated with poststroke homocysteine modifies recurrent stroke risk
|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}}