| Primary Identifier | MGI:1856505 | Allele Type | Spontaneous |
| Gene | Hr | Inheritance Mode | Recessive |
| Strain of Origin | B6.C-H23<c>/(HW53)By | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | This allele is defined by a noncomplementation test with Hrhr and designated an allele of rh based on a more severe appearance of the skin compared with Hrhr mutant mice. |