| Primary Identifier | MGI:3043761 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Nr4a3 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A portion of exon 3 containing the transcriptional activation domain and part of the DNA binding domain was replaced with a neo cassette via homologous recombination. In situ hybridization confirmed the absence of RNA expression in homozygous embryos. |