| Primary Identifier | MGI:5313416 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Tgfb3 |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site and an FRT flanked MC1-neomycin selection cassette were inserted in intron 5 and a second loxP site was placed in intron 6. Exon 6 and the selection cassette were subsequently removed by cre excision. |