| Primary Identifier | MGI:3700748 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rag2 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 2.3Kb region upstream of Rag2 containing a putative enchancer (Erag) was replaced with a floxed neo cassette subsequently removed via cre mediated recombination. |