{{Rsnum
|rsid=1802904
|Gene=ATR
|Chromosome=3
|position=142449489
|Orientation=minus
|GMAF=0.09734
|Gene_s=ATR,XRN1
|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 | 71.7 | 26.5 | 1.8
| HCB | 93.4 | 6.6 | 0.0
| JPT | 78.8 | 19.5 | 1.8
| YRI | 100.0 | 0.0 | 0.0
| ASW | 91.2 | 8.8 | 0.0
| CHB | 93.4 | 6.6 | 0.0
| CHD | 86.2 | 12.8 | 0.9
| GIH | 85.1 | 14.9 | 0.0
| LWK | 99.1 | 0.9 | 0.0
| MEX | 72.4 | 25.9 | 1.7
| MKK | 92.3 | 7.7 | 0.0
| TSI | 76.5 | 21.6 | 2.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=23844225
|Title=Associations of ATR and CHEK1 Single Nucleotide Polymorphisms with Breast Cancer
|OA=1
}}

{{PMID Auto
|PMID=17010193
|Title=Mutation analysis and characterization of ATR sequence variants in breast cancer cases from high-risk French Canadian breast/ovarian cancer families.
|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}}