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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Tyrc-Bc
albino British Columbia
MGI:1856301
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Tyrc-Bc/Tyrc-Bc involves: SELH/Bc MGI:4366276
ht2
 		Tyrc-Bc/Tyrc involves: SELH/Bc * SWV/Bc MGI:4366290


Genotype
MGI:4366276
hm1
Allelic
Composition		 Tyrc-Bc/Tyrc-Bc
Genetic
Background		 involves: SELH/Bc
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tyrc-Bc mutation (0 available); any Tyr mutation (382 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality, complete penetrance ( J:18053 )
• decidua of dead embryos show a day 8-9 morphology, surrounding a disorganized or E9 embryo




Genotype
MGI:4366290
ht2
Allelic
Composition		 Tyrc-Bc/Tyrc
Genetic
Background		 involves: SELH/Bc * SWV/Bc
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tyrc mutation (79 available); any Tyr mutation (382 available)
Tyrc-Bc mutation (0 available); any Tyr mutation (382 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
pigmentation
absent coat pigmentation ( J:62 )
• affected mice are albino
absent eye pigmentation ( J:62 )
• eyes appear pink

vision/eye
absent eye pigmentation ( J:62 )
• eyes appear pink

integument
absent coat pigmentation ( J:62 )
• affected mice are albino




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
09/30/2025
MGI 6.24 		The Jackson Laboratory