| Primary Identifier | MGI:3640586 | Allele Type | QTL |
| Gene | Skmw12 | Inheritance Mode | Dominant |
| Strain of Origin | C57BL/6J | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | This allele confers increased gastrocnemius muscle weight in aged animals compared to DBA/2J. |