| Primary Identifier | MGI:2177306 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Dntt |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin selection cassette was inserted into exon 4. RT-PCR and in situ hybridization analyses demonstrated that no detectable transcript was produced from this allele, and immunocytochemistry on thymocytes derived from homozygous mice confirmed that no detectable protein was expressed from this allele. |