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Phenotypes Associated with This Genotype
Genotype
MGI:5308107
Allelic
Composition		 Tyrp1b-55H/Tyrp1b-55H
Genetic
Background		 involves: C3H/HeH
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tyrp1b-55H mutation (0 available); any Tyrp1 mutation (160 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
abnormal coat/hair pigmentation ( J:180879 )
• mice resemble Tryp1b homozygotes
diluted coat color ( J:181531 )
• mice are indistinguishable from Tyrp1b homozygotes

pigmentation
abnormal coat/hair pigmentation ( J:180879 )
• mice resemble Tryp1b homozygotes
diluted coat color ( J:181531 )
• mice are indistinguishable from Tyrp1b homozygotes

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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Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory