| Primary Identifier | MGI:7366943 | Allele Type | Endonuclease-mediated |
| Attribute String | Null/knockout | Gene | Nppb |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The biologically active domain coded for in exon 2 was targeted with sgRNAs using CRISPRCas9 technology, resulting in a 175 bp deletion encompassing most of exon 2. |