| Primary Identifier | MGI:3621970 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Sp4 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A targeting vector was designed to flank exon 3 with loxP sites. |