| Primary Identifier | MGI:3848525 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Btg3 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Part of exon 1 through exon 2 was replaced with a lacZ cassette and a floxed neo cassette. The absence of protein expression was confirmed by western blot analysis on primary chondrocytes. |