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Phenotypes Associated with This Genotype
Genotype
MGI:5316641
Allelic
Composition
Mitftm5.1Arnh/Mitftm5.1Arnh
Kittm1Alf/Kit+
Genetic
Background
involves: 129S2/SvPas * 129S4/SvJae * 129S6/SvEvTac * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Kittm1Alf mutation (1 available); any Kit mutation (175 available)
Mitftm5.1Arnh mutation (0 available); any Mitf mutation (74 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• slightly larger belly spots
• more melanocytes around the eyes at E15.5 and at birth compared to controls involving Mitftm7.1Arnh
• more melanocytes in pigmented hair follicles found dorsally between the forelimbs compared to controls involving Mitftm7.1Arnh

integument
• more melanocytes in pigmented hair follicles found dorsally between the forelimbs compared to controls involving Mitftm7.1Arnh
• slightly larger belly spots


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
01/28/2026
MGI 6.24
The Jackson Laboratory