| Primary Identifier | MGI:7785534 | Allele Type | Endonuclease-mediated |
| Attribute String | Modified regulatory region | Gene | Rr577 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The Hoxb enhancer B4U retinoic acid response element (B4U-RARE) was targeted for binding site disruption using an sgRNA (equivalent to GAGGGGTGAACCGCAGGTCA) and an ssODN template with CRISPR/Cas9 technology, changing it from GGGTGAaccgcAGGTCA to GAATTCaccagTTCTCA. |