| Primary Identifier | MGI:5705340 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Dmrtb1 |
| Transmission | Germline | Strain of Origin | 129S1/Sv-Oca2<+> Tyr<+> Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 1 and an FRT flanked pgk-neo cassette and loxP site were inserted downstream of exon 1 via homologous recombination. Cre mediated recombination removed exon 1 and the pgk-neo cassette. |