| Primary Identifier | MGI:2384141 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Mapk8 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 3' region of exon 2, which encodes a portion of the kinase domain, was deleted by the in frame insertion of a cassette containing lacZ along with neo. The absence of both known isoforms encoded by the endogenous locus was confirmed by Western blot analysis of homozygous mutant mouse embyronic fibroblasts. |