| Primary Identifier | MGI:6117430 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Upf3a |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 3 and an FRT flanked neomycin resistance gene cassette and loxP site were inserted downstream of exon 3. Flpe-mediated recombination removed the neomycin cassette. The floxed exon 3 was deleted via Cre-mediated recombination. |