| Primary Identifier | MGI:2654881 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Robo1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin selection cassette replaced a genomic fragment containing exon 2. Western blot analysis demonstrated that reduced levels of a mutant protein was made from this allele that lacked the Ig domain encoded by exon 2. |