| Primary Identifier | MGI:3807704 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rsph1 |
| Transmission | Germline | Strain of Origin | 129S1/Sv-Oca2<+> Tyr<+> Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 1-3 were replaced by a neomycin cassette. mRNA was not detectable in homozygous mice by Northern blo analysis and protein was not detectable by Western blo in extracts of testes. |