| Primary Identifier | MGI:4941316 | Allele Type | Targeted |
| Gene | Rag2 | Transmission | Germline |
| Strain of Origin | 129X1/SvJ | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | A floxed neo cassette inserted upstream of the coding region was removed by cre-mediated recombination, leaving a single loxP site. |