| Primary Identifier | MGI:5440445 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Ngb |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstrea of exon 2 and an FRT flanked neo cassette and loxP site were introduced downstream of exon 3 via homologous recombination. Flp mediated recombination removed the neo cassette. |