{{Rsnum
|rsid=12904
|Gene=EFNA1
|Chromosome=1
|position=155134221
|Orientation=plus
|GMAF=0.4798
|Gene_s=EFNA1,SLC50A1
|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 | 15.9 | 47.8 | 36.3
| HCB | 73.5 | 25.0 | 1.5
| JPT | 81.4 | 17.7 | 0.9
| YRI | 7.5 | 31.5 | 61.0
| ASW | 19.3 | 35.1 | 45.6
| CHB | 73.5 | 25.0 | 1.5
| CHD | 63.3 | 33.9 | 2.8
| GIH | 20.8 | 49.5 | 29.7
| LWK | 13.6 | 23.6 | 62.7
| MEX | 30.4 | 48.2 | 21.4
| MKK | 25.6 | 55.1 | 19.2
| TSI | 10.8 | 47.1 | 42.2
| HapMapRevision=28
}}{{PMID Auto
|PMID=23065816
|Title=G-A variant in miR-200c binding site of EFNA1 alters susceptibility to gastric cancer
}}

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