| Primary Identifier | MGI:4839099 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Zan |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The proximal promoter and first 6 exons were replaced with a floxed neo cassette. The absence of protein expression was confirmed by western blot analysis and indirect immunofluorescence on spermatozoa. |