| Primary Identifier | MGI:3044412 | Allele Type | Targeted |
| Attribute String | Recombinase | Gene | Twist2 |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | true | Is Wild Type | false |
| molecularNote | Exon 1 was replaced with a cre recombinase gene and an FRT-flanked neo cassette. Southern blot analysis confirmed recombination. Cre was expressed in the developing skeleton, specifically in mesenchymal condensations giving rise to both osteoblast and chondrocyte lineages. |