| Primary Identifier | MGI:6718289 | Allele Type | Targeted |
| Attribute String | Recombinase | Gene | Nkx1-2 |
| Transmission | Germline | Strain of Origin | C57BL/6NTac |
| Is Recombinase | true | Is Wild Type | false |
| molecularNote | The targeting construct replaced the coding sequence in exon 1 with a cre/ERT2 fusion, polyadenylation sequence, and F3-flanked puromycin resistance cassette. Flp-mediated recombination removed the selection cassette. |