| Primary Identifier | MGI:4950886 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Timeless |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 1-5 and a portion of exon 6 were replaced by a loxP-flanked neomycin resistance cassette. |