| Primary Identifier | MGI:6433829 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Jak1 |
| Transmission | Germline | Strain of Origin | C57BL/6NTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 3 was flanked by loxP sites (size of loxP-flanked region: 0.9 kb). The conditional KO allele was generated after Flp-mediated recombination. Cre-mediated recombination removed exon 3. |