| Primary Identifier | MGI:3628746 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Nptx1 |
| Transmission | Germline | Strain of Origin | 129S7/SvEvBrd-Hprt1<b-m2> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 1 and the signal peptide were replaced with a PGK-hprt cassette. Western blot failed to detect protein in mutants. |