| Primary Identifier | MGI:3575291 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Sipa1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 5-8, which encode the GRD, were replaced with a neomycin resistance cassette. Mutant mice expressed no wild-type protein, as shown by immunoblot. |