| Primary Identifier | MGI:6356292 | Allele Type | Endonuclease-mediated |
| Attribute String | Dominant negative | Gene | Mast1 |
| Strain of Origin | (CBA x C57BL/6J)F1 | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | The nucleotides encoding the codon for Leucine 278 were deleted by CRISPR/Cas9 mutagenesis, recapitulating a mutation identified in a human variant. |