| Primary Identifier | MGI:3576856 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Myh11 |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 5b was replaced with a PGK-neo cassette. RNase protection and Western blot confirmed successful ablation of the SM-B isoform. |