| Primary Identifier | MGI:3840216 | Allele Type | Targeted |
| Attribute String | Recombinase | Gene | Myod1 |
| Transmission | Germline | Strain of Origin | (129S6/SvEvTac x C57BL/6J)F1 |
| Is Recombinase | true | Is Wild Type | false |
| molecularNote | A genomic fragment including 3 bp of 5' untranslated sequence, all of exon 1, and 47 bp of intron 1 was replaced with an improved Cre gene followed by two tandem SV40 polyA sequences and an frt flanked neo cassette. Flp mediated recombination then removed the neo cassette. |