| Primary Identifier | MGI:3529055 | Allele Type | Gene trapped |
| Attribute String | Null/knockout, Reporter | Gene | Sigmar1 |
| Transmission | Germline | Strain of Origin | 129S5/SvEvBrd |
| Is Recombinase | false | Is Wild Type | false |
| Project Collection | Lexicon |
| molecularNote | Retroviral insertion disrupted the gene between coding exons 2 and 3. |