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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Mitftm1Arnh
targeted mutation 1, Heinz Arnheiter
MGI:3774153
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Mitftm1Arnh/Mitftm1Arnh involves: 129S1/Sv * C57BL/6 MGI:3774178
ht2
Mitfmi-vga9/Mitftm1Arnh involves: 129S1/Sv * C3H/He * C57BL/6 MGI:3774180
ht3
MitfMi/Mitftm1Arnh involves: 129S1/Sv * C57BL/6 MGI:3774181
ht4
Mitfmi-ew/Mitftm1Arnh involves: 129S1/Sv * C57BL/6 * NAW MGI:3774179


Genotype
MGI:3774178
hm1
Allelic
Composition
Mitftm1Arnh/Mitftm1Arnh
Genetic
Background
involves: 129S1/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mitftm1Arnh mutation (0 available); any Mitf mutation (72 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• mice have a white coat color with 15-20% having some dark spots at the head or tail
• mice have a white coat color with 15-20% having dark patches at their head or tail

vision/eye
N
• mice have normal size eyes unlike the small eyes associated with mice with homozygous null alleles of this gene

integument
• mice have a white coat color with 15-20% having some dark spots at the head or tail
• mice have a white coat color with 15-20% having dark patches at their head or tail




Genotype
MGI:3774180
ht2
Allelic
Composition
Mitfmi-vga9/Mitftm1Arnh
Genetic
Background
involves: 129S1/Sv * C3H/He * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mitfmi-vga9 mutation (1 available); any Mitf mutation (72 available)
Mitftm1Arnh mutation (0 available); any Mitf mutation (72 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• mice have a white coat color rarely with some dark spots

vision/eye
N
• mice have normal size eyes unlike the small eyes in mice with homozygous null alleles of this gene

integument
• mice have a white coat color rarely with some dark spots




Genotype
MGI:3774181
ht3
Allelic
Composition
MitfMi/Mitftm1Arnh
Genetic
Background
involves: 129S1/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
MitfMi mutation (3 available); any Mitf mutation (72 available)
Mitftm1Arnh mutation (0 available); any Mitf mutation (72 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• mice have a white coat color rarely with some dark spots

vision/eye
N
• mice have normal size eyes compared to the small eyes in mice with homozygous null alleles of this gene

integument
• mice have a white coat color rarely with some dark spots




Genotype
MGI:3774179
ht4
Allelic
Composition
Mitfmi-ew/Mitftm1Arnh
Genetic
Background
involves: 129S1/Sv * C57BL/6 * NAW
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mitfmi-ew mutation (1 available); any Mitf mutation (72 available)
Mitftm1Arnh mutation (0 available); any Mitf mutation (72 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• mice have a white coat color rarely with some dark spots

vision/eye
N
• mice have normal size eyes unlike the small eyes in mice with homozygous null alleles of this gene

integument
• mice have a white coat color rarely with some dark spots





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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
04/23/2024
MGI 6.23
The Jackson Laboratory