| Primary Identifier | MGI:1857221 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Myod1 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Replacement of the MyoD promoter, exon 1 and half of intron 1 with a neomycin cassette. |