| Primary Identifier | MGI:2652058 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Ldb3 |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 1 kb fragment containing a portion of both exon 1 and intron 1 was replaced with a lacZ-neo cassette inserted by homologous recombination. No protein was detected by Western blot analysis of homozygous mutant heart tissue. Expression of the beta-galactosidase was driven by the endogenous promoter. |