| Primary Identifier | MGI:5443927 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Cd109 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Part of exon 1 and all of exon 2 were replaced with lacZ and pgk-neo cassettes via homologous recombination. Western blot analysis confirmed the absence of protein expression in lysates from skin and testes of homozygous mice. |