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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Krt71Ca
caracul
MGI:1855990
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Krt71Ca/Krt71Ca Not Specified MGI:3697452
ht2
 		Krt71Ca/Krt71+ Not Specified MGI:3697453
ht3
 		Krt71Ca/Krt71Ca-2H involves: 101/H MGI:5299314
cx4
 		Hag/Hag+
Krt71Ca/Krt71+ 		involves: C3H/HeN * C57BL/6ByJ MGI:3697449


Genotype
MGI:3697452
hm1
Allelic
Composition		 Krt71Ca/Krt71Ca
Genetic
Background		 Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Krt71Ca mutation (2 available); any Krt71 mutation (44 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
waved hair ( J:13054 )
• more marked in the first pelage
curly vibrissae ( J:13054 )
• curved and irregular in direction




Genotype
MGI:3697453
ht2
Allelic
Composition		 Krt71Ca/Krt71+
Genetic
Background		 Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Krt71Ca mutation (2 available); any Krt71 mutation (44 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
waved hair ( J:13054 )
• more marked in the first pelage
curly vibrissae ( J:13054 )
• curved and irregular in direction




Genotype
MGI:5299314
ht3
Allelic
Composition		 Krt71Ca/Krt71Ca-2H
Genetic
Background		 involves: 101/H
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Krt71Ca mutation (2 available); any Krt71 mutation (44 available)
Krt71Ca-2H mutation (0 available); any Krt71 mutation (44 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
waved hair ( J:90559 )
• mice resemble Krt71Ca heterozygotes




Genotype
MGI:3697449
cx4
Allelic
Composition		 Hag/Hag+
Krt71Ca/Krt71+
Genetic
Background		 involves: C3H/HeN * C57BL/6ByJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hag mutation (4 available); any Hag mutation (4 available)
Krt71Ca mutation (2 available); any Krt71 mutation (44 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
focal hair loss ( J:79964 )
• some mice display hairy and bald patches while others display a uniform caracul phenotype
waved hair ( J:79964 )
• some mice display hairy and bald patches while others display a uniform caracul phenotype
• within the hairy patches the hair is also curly




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