{{Rsnum
|rsid=883319
|Gene=KCNN3
|Chromosome=1
|position=154785946
|Orientation=plus
|GMAF=0.1864
|Gene_s=KCNN3
|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 | 61.1 | 34.3 | 4.6
| HCB | 69.6 | 28.1 | 2.2
| JPT | 72.1 | 23.4 | 4.5
| YRI | 70.1 | 26.5 | 3.4
| ASW | 73.2 | 25.0 | 1.8
| CHB | 69.6 | 28.1 | 2.2
| CHD | 66.1 | 29.4 | 4.6
| GIH | 48.5 | 42.6 | 8.9
| LWK | 62.0 | 32.4 | 5.6
| MEX | 53.6 | 39.3 | 7.1
| MKK | 64.1 | 32.7 | 3.2
| TSI | 63.4 | 34.7 | 2.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=23018797
|Title=Polymorphisms in the fetal progesterone receptor and a calcium-activated potassium channel isoform are associated with preterm birth in an Argentinian population
|OA=1
}}

{{PMID Auto
|PMID=21266667
|Title=Single-nucleotide polymorphisms in the KCNN3 gene associate with preterm birth.
|OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}