| Primary Identifier | MGI:2175949 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Irf2 |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced the third exon of the gene, which encodes amino acids 30 - 63, part of the DNA-binding domain of the protein. |