| Primary Identifier | MGI:7434646 | Allele Type | Targeted |
| Attribute String | Conditional ready, Modified regulatory region | Gene | Rr303293 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The Myc-related CTCF-binding site was mutated from TGGCCAGTAGAGGGCAC to TGGAACGTCTTGAATGC and a loxP site was inserted upstream of the mutation. The mutation prevents this region from acting as an insulator. |