{{Rsnum
|rsid=9869263
|Gene=CLDN1
|Chromosome=3
|position=190312891
|Orientation=plus
|GMAF=0.1823
|Gene_s=CLDN1
|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 | 3.5 | 23.0 | 73.5
| HCB | 3.6 | 27.7 | 68.6
| JPT | 0.9 | 27.4 | 71.7
| YRI | 7.5 | 43.5 | 49.0
| ASW | 5.3 | 33.3 | 61.4
| CHB | 3.6 | 27.7 | 68.6
| CHD | 0.0 | 34.9 | 65.1
| GIH | 2.0 | 23.8 | 74.3
| LWK | 6.4 | 31.8 | 61.8
| MEX | 1.7 | 36.2 | 62.1
| MKK | 7.7 | 35.9 | 56.4
| TSI | 2.9 | 26.5 | 70.6
| HapMapRevision=28
}}{{PMID Auto
|PMID=24479816
|Title=Polymorphisms in the CLDN1 and CLDN7 genes are related to differentiation and tumor stage in colon carcinoma
}}

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