| Primary Identifier | MGI:1856364 | Allele Type | Spontaneous |
| Attribute String | Constitutively active | Gene | Mc1r |
| Inheritance Mode | Semidominant | Strain of Origin | CBA/J |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A G-to-A mutation in codon 92 results in a glutamic acid to lysine alteration at this position (p.E92K), causing the gene to be constitutively activated. |