| Primary Identifier | MGI:7386901 | Allele Type | Targeted |
| Attribute String | Modified regulatory region | Gene | Rr308 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 1 kb PvuII-BamHI genomic fragment containing Tcra enhancer Ealpha was replaced with a sequence containing a loxP site flanked neomycin resistance gene cassette and Tcrd enhancer Edelta (Rr299391). The neo cassette was subsequently deleted through cre-mediated recombination. |