| Primary Identifier | MGI:3803282 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Hprt1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The human ROBO4 promoter was used to drive expression of a lacZ gene inserted upstream of the endogenous Hprt locus. |