| Primary Identifier | MGI:7705178 | Allele Type | Targeted |
| Attribute String | Conditional ready | Gene | Id1 |
| 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 1 and an FRT-flanked neomycin selection cassette and a second loxP site were inserted downstream of exon 2. The neo cassette was removed with Flp recombinase. |