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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Inka1tm1Will
targeted mutation 1, Trevor Williams
MGI:4438483
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Inka1tm1Will/Inka1tm1Will involves: 129S1/Sv * Black Swiss MGI:4438485


Genotype
MGI:4438485
hm1
Allelic
Composition		 Inka1tm1Will/Inka1tm1Will
Genetic
Background		 involves: 129S1/Sv * Black Swiss
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Inka1tm1Will mutation (0 available); any Inka1 mutation (11 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
postnatal lethality, incomplete penetrance ( J:157985 )
• mice with neural tube defects die shortly after birth

nervous system
exencephaly ( J:157985 )
• 5-6% of mice display mid-brain exencephaly

reproductive system
decreased litter size ( J:157985 )
• generally have fewer pups than wild-type




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