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Phenotypes Associated with This Genotype
Genotype
MGI:3689974
Allelic
Composition
Mc1rtaw/Mc1rtaw
Genetic
Background
M. m. molossinus
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mc1rtaw mutation (0 available); any Mc1r mutation (41 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• the yellow band of each hair is greatly lengthened and the basal black band shorter compared to wild-type
• ear skin is lighter than wild-type
• pigment is lighter than wild-type

hearing/vestibular/ear
• ear skin is lighter than wild-type

limbs/digits/tail
• pigment is lighter than wild-type

craniofacial
• ear skin is lighter than wild-type

integument
• the yellow band of each hair is greatly lengthened and the basal black band shorter compared to wild-type
• ear skin is lighter than wild-type
• pigment is lighter than wild-type

growth/size/body
• ear skin is lighter than wild-type


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
01/06/2026
MGI 6.24
The Jackson Laboratory