| Primary Identifier | MGI:2679635 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Pak4 |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| description | ES cell line = D3 or E14. |
| molecularNote | Exon 1, containing the initiating methionine and the critical GTPase-binding domaain, was replaced with a PGK-neo cassette inserted by homologous recombination. Neither transcript nor protein was detected by Northern and Western blot analysis of homozygous mutant brain tissue. |