| Primary Identifier | MGI:5575639 | Allele Type | Targeted |
| Attribute String | Conditional ready, Inducible, Recombinase | Gene | Tbx21 |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Induced With | tamoxifen | Is Recombinase | true |
| Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 4. An IRES, flpeERT2, polyadenylation sequence, FRT-flanked neomycin resistance cassette and a loxP site were inserted downstream of exon 6. Flp-mediated recombination removed the selection cassette and left exons 4 through 6 floxed. |