| Primary Identifier | MGI:3799700 | Allele Type | Spontaneous |
| Gene | Npr3 | Inheritance Mode | Recessive |
| Strain of Origin | NOD/ShiLtJ-Fam83g<wly>/J | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Non-complementation with the original longjohn mutation proved that these mutations are allelic and this mutant mapped to the Npr3 locus. |