| Primary Identifier | MGI:5004905 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rspo2 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 3 was replaced with an FRT-flanked IRES, lacZ, and neo cassette. Flp-mediated recombination removed the reporter and selection cassette. |