| Primary Identifier | MGI:1927876 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Spi1 |
| Inheritance Mode | Recessive | Transmission | Germline |
| Strain of Origin | 129S2/SvPas | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Insertion of a neomycin gene into exon 5, which encodes the DNA binding domain. |