| Primary Identifier | MGI:3701941 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Spry4 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The entire open reading frame was deleted by flp-mediated removal of a neo cassette in the opposite orientation and a cre-mediated recombination of a floxed open reading frame. |