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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		atd
tanoid
MGI:1855942
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		atd/atd C57BL/6J-atd/J MGI:3819403
ht2
 		atd/a C57BL/6J-atd/J MGI:3819402


Genotype
MGI:3819403
hm1
Allelic
Composition		 atd/atd
Genetic
Background		 C57BL/6J-atd/J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
atd mutation (1 available); any a mutation (468 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
pigmentation
abnormal coat/hair pigmentation ( J:13082 )
• homozygotes share with atd/a heterozygotes the same phenotype of light belly with agouti flecked black back

integument
abnormal coat/hair pigmentation ( J:13082 )
• homozygotes share with atd/a heterozygotes the same phenotype of light belly with agouti flecked black back




Genotype
MGI:3819402
ht2
Allelic
Composition		 atd/a
Genetic
Background		 C57BL/6J-atd/J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
a mutation (166 available); any a mutation (468 available)
atd mutation (1 available); any a mutation (468 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
pigmentation
abnormal coat/hair pigmentation ( J:13082 )
• the first coat has a tan belly with agouti hairs among the mostly black hairs on the side of the body, and after the first molt the agouti hairs spread over the back so that the back appears to be a darkened agouti color, instead of black
• appearance resembles Aw/?

integument
abnormal coat/hair pigmentation ( J:13082 )
• the first coat has a tan belly with agouti hairs among the mostly black hairs on the side of the body, and after the first molt the agouti hairs spread over the back so that the back appears to be a darkened agouti color, instead of black
• appearance resembles Aw/?




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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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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory