| Primary Identifier | MGI:7564244 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Aspn |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 2-3 were flanked by loxP sites and a neomycin selection cassette flanked by FRT sites was inserted upstream of the second loxP site. The neomycin cassette was removed via flp-mediated recombination. Exons 2-3 were removed via cre-mediated recombination. |