| Primary Identifier | MGI:3790741 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Brca1 |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | An frt-flanked neo cassette with a 3' loxP site was inserted upstream of exon 2 and an additional loxP site was inserted downstream of exon 2. This exon encodes most of the RING finger domain. |