| Primary Identifier | MGI:7708021 | Allele Type | Endonuclease-mediated |
| Attribute String | Modified regulatory region | Gene | Rr504 |
| Strain of Origin | (C57BL/6 x CBA)F1 | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Embryonic testis-specific Sox9 enhancer Enh13 was deleted by targeting with four sgRNAs (equivalent to AGGGCTGCTCACAAGAAAAT, TTTACAAAATTGAATGTCTC, GCTGAGTGATATGTTTCTCA and AATAACAAACATTTACTGAT) using CRISPR/Cas9 technology in zygotes that carry the Rr505em3Rlb allele. |