| Primary Identifier | MGI:3771291 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Oxt |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| description | ES cell line = TC-1 (129S6/SvEvTac) or D3 (129S2/SvPas) |
| molecularNote | The entire coding region was replaced with a neo cassette. Authors state that this is a null allele. |