{{Rsnum
|rsid=2236141
|Gene=CHEK2
|Chromosome=22
|position=28741882
|Orientation=plus
|GMAF=0.107
|Gene_s=CHEK2,HSCB
|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 | 75.0 | 25.0 | 0.0
| HCB | 71.1 | 24.4 | 4.4
| JPT | 70.5 | 25.0 | 4.5
| YRI | 100.0 | 0.0 | 0.0
| ASW | 0.0 | 0.0 | 0.0
| CHB | 71.1 | 24.4 | 4.4
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=20462940
|Title=A variant in the CHEK2 promoter at a methylation site relieves transcriptional repression and confers reduced risk of lung cancer
}}

{{PMID Auto
|PMID=22201027
|Title=Variant allele of CHEK2 is associated with a decreased risk of esophageal cancer lymph node metastasis in a Chinese population
}}
{{PMID Auto
|PMID=17428325
|Title=Common variants in the ATM, BRCA1, BRCA2, CHEK2 and TP53 cancer susceptibility genes are unlikely to increase breast cancer risk.
|OA=1
}}

{{on chip | Illumina Human 1M}}