| Primary Identifier | MGI:3522305 | Allele Type | Chemically induced (ENU) |
| Attribute String | Not Specified | Gene | Per1 |
| Inheritance Mode | Semidominant | Strain of Origin | C57BL/6J |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | This phenotypic mutant was identified in an ENU mutagenesis screen. A V731M amino acid mutation was identified in exon 17. It is not known whether expression is affected. |