| Primary Identifier | MGI:2389228 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Bace1 |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 1 was replaced with a neomycin selection cassette inserted by homologous recombination. Normal protein was undetected by Western blot analysis of homozygous mutant embryos. |