| Primary Identifier | MGI:3626282 | Allele Type | Spontaneous |
| Attribute String | Null/knockout | Gene | Nnt |
| Strain of Origin | C57BL/6J | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | This allele contains a stretch of 17,814 bp missing between exons 6 and 12. RT-PCR demonstrated cDNA corresponding to exons 7-11 was absent. Mature protein was not detected in these mutants. |