{{Rsnum
|rsid=12252
|Gene=IFITM3
|Chromosome=11
|position=320772
|Orientation=minus
|GMAF=0.2144
|Gene_s=IFITM3
|Assembly=GRCh37.p5
|GenomeBuild=37.3
|dbSNPBuild=135
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}
http://www.medpagetoday.com/InfectiousDisease/URItheFlu/31825 and {{doi|10.1038/nature10921}} the minor allele makes influenza more dangerous{{PMID Auto
|PMID=19946179
|Title=Identification of the polymorphisms in IFITM3 gene and their association in a Korean population with ulcerative colitis.
|OA=1
}}

{{PMID Auto
|PMID=22446628
|Title=IFITM3 restricts the morbidity and mortality associated with influenza.
|OA=1
}}
{{PMID Auto
|PMID=23361009
|Title=Interferon-induced transmembrane protein-3 genetic variant rs12252-C is associated with severe influenza in Chinese individuals
|OA=1
}}