| Primary Identifier | MGI:2446569 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Trps1 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 4, which encodes the GATA-type zinc finger and 15 additional amino acids, was replaced by a floxed neomycin selection cassette inserted by homologous recombination. Mice carrying this allele were bred with transgenic mice expressing cre recombinase to generate Trps1tm1.1Shiv. |