| Primary Identifier | MGI:6266863 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Htra4 |
| Transmission | Germline | Strain of Origin | B6.Cg-Thy1<a> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 4. A FRT-flanked neomycin resistance cassette with a loxp site was inserted downstream of exon 5 and removed by flp-mediated recombination. A third loxP site was inserted downstream of exon 6. Cre-mediated recombination removed exons 4 through 6. |