{{Rsnum
|rsid=7817
|Gene=IFRD1
|Chromosome=7
|position=112475603
|Orientation=plus
|GMAF=0.3967
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=IFRD1
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 21.4 | 50.0 | 28.6
| HCB | 65.0 | 33.6 | 1.5
| JPT | 77.0 | 22.1 | 0.9
| YRI | 32.7 | 46.9 | 20.4
| ASW | 24.6 | 40.4 | 35.1
| CHB | 65.0 | 33.6 | 1.5
| CHD | 67.9 | 31.2 | 0.9
| GIH | 40.6 | 47.5 | 11.9
| LWK | 22.9 | 55.0 | 22.0
| MEX | 25.9 | 53.4 | 20.7
| MKK | 17.3 | 58.3 | 24.4
| TSI | 28.4 | 45.1 | 26.5
| HapMapRevision=28
}}[http://blog.23andme.com/2009/02/25/snpwatch-genetic-variation-that-reduces-immune-cell-activity-may-lessen-severity-of-lung-damage-in-cystic-fibrosis-patients/ 23andMe blog] [[cystic fibrosis]] having the CT genotype at rs7817 showed worse lung function than people with either two Cs or two Ts at this SNP.

{{omim
|desc=INTERFERON-RELATED DEVELOPMENTAL REGULATOR 1; IFRD1
|id=603502
|rsnum=7817
}}

{{PMID|19242412|OA=1
}} Identification of IFRD1 as a modifier gene for cystic fibrosis lung disease.

{{PMID Auto
|PMID=25073439
|Title=IFRD1 polymorphisms and gastric cancer risk in a Chinese population
}}
{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}