| Primary Identifier | MGI:1932085 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Numb |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | LoxP sites were inserted into the gene that flanked exons 5 and 6. An frt-flanked neomycin selection cassette was also inserted in an adjacent intron, but had no effect on the normal expression of the gene. |