| Primary Identifier | MGI:7664585 | Allele Type | Endonuclease-mediated |
| Attribute String | Modified regulatory region | Gene | Rr489 |
| Strain of Origin | C57BL/6N | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | The enhancer, part of casein gene cluster super-enhancer Rr485, was deleted using an sgRNA (equivalent to TGGGTGTTCTTCCACTAGACAGG) with CRISPR/Cas9 technology, resulting in an 871 bp deletion. |
