{{Rsnum
|rsid=11243081
|Chromosome=6
|position=6337273
|Orientation=plus
|GMAF=0.2534
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 42.5 | 49.6 | 8.0
| HCB | 40.9 | 44.5 | 14.6
| JPT | 27.7 | 45.5 | 26.8
| YRI | 99.3 | 0.7 | 0.0
| ASW | 87.7 | 12.3 | 0.0
| CHB | 40.9 | 44.5 | 14.6
| CHD | 30.3 | 53.2 | 16.5
| GIH | 56.4 | 34.7 | 8.9
| LWK | 98.2 | 1.8 | 0.0
| MEX | 55.2 | 43.1 | 1.7
| MKK | 95.5 | 4.5 | 0.0
| TSI | 48.0 | 44.1 | 7.8
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=23381943
  |Trait=End-stage coagulation
  |Title=Ischemic stroke is associated with the ABO locus: the EuroCLOT study.
  |RiskAllele=C
  |Pval=5E-18
  |OR=.30
  |ORtxt=[0.23-0.37] unit decrease
  |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}}