| Primary Identifier | MGI:3530301 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rb1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A hygromycin cassette was inserted into the Bgl2 restriction site in Rb1 exon 19. |