| Primary Identifier | MGI:7797749 | Allele Type | Endonuclease-mediated |
| Attribute String | Modified regulatory region | Gene | Rr805 |
| Strain of Origin | FVB/NRj | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | CRISPR-targeting deleted a 4.4 kb fragment containing the +325A cardiac sinus venosus (SV) enhancer (SV-Enh; chr3:66561862-66566303 (GRCm39/mm39)). |