| Primary Identifier | MGI:5609537 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rspo3 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 1. A neomycin resistance cassette with a 3' loxP site was inserted downstream of exon 1. Cre-mediated recombination removed exon 1 and the selection cassette. RT-PCR confirmed the absence of transcript expression. |