| Primary Identifier | MGI:3043791 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Runx2 |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The P1 promoter and exon 1 were replaced with a neo cassette via homologous recombination. This specifically deleted the Runx2-II isoform and not the Runx2-I isoform. Rt-PCR confirmed the absence of Runx2-II RNA and the presence of Runx2-I RNA. |