| Primary Identifier | MGI:2687355 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Gadd45b |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 3 and 4 were replaced with a neomycin selection cassette inserted by homologous recombination. The deleted region encoded residues 42 through 161, which make up crucial domains of the protein. |