| Primary Identifier | MGI:3039498 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Atp8b3 |
| Transmission | Germline | Strain of Origin | 129S/SvEv |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A genomic fragment encompassing exons 4 through 14 was replaced with a neomycin selection cassette. The deleted region encoded the first four transmembrane domains of the protein. No protein was detected in homozygous mutant mice by Western blot analysis of testes membrane extracts or by immunostaining of spermatozoa. |