| Primary Identifier | MGI:5305062 | Allele Type | Targeted |
| Attribute String | Modified regulatory region | Gene | Rr7 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae-Tg(Prm-cre)70Og |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site flanked neomycin resistance gene cassette with a 5' loxP site and floxed human CD2 locus control region were inserted between the DNase I hypersensitivity clusters cII and cIII of the CD8 locus control region. Cre-mediated recombination removed the neo cassette. |