{{Rsnum
|rsid=6665776
|Gene=PTGER3
|Chromosome=1
|position=70962159
|Orientation=plus
|GMAF=0.1001
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;C)
|geno3=(C;C)
|Gene_s=PTGER3
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;C)
| geno3=(C;C)
| CEU | 0.0 | 14.4 | 85.6
| HCB | 0.0 | 0.0 | 100.0
| JPT | 0.0 | 3.7 | 96.3
| YRI | 9.9 | 39.7 | 50.4
| ASW | 10.5 | 42.1 | 47.4
| CHB | 0.0 | 0.0 | 100.0
| CHD | 0.0 | 0.9 | 99.1
| GIH | 0.0 | 6.1 | 93.9
| LWK | 5.5 | 36.7 | 57.8
| MEX | 0.0 | 7.0 | 93.0
| MKK | 7.7 | 28.4 | 63.9
| TSI | 0.0 | 15.7 | 84.3
| HapMapRevision=28
}}Preterm birth in Caucasians is associated with coagulation and inflammation pathway gene variants. Part of a haplotype in mothers associated with lower risk of preterm birth: [[rs977214]](A)-[[rs6665776]](C)-[[rs594454]](G){{PMID|18818748|OA=1
}}

{{PMID Auto
|PMID=20140262
|Title=Maternal and fetal genetic associations of PTGER3 and PON1 with preterm birth.
|OA=1
}}

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