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Phenotypes Associated with This Genotype
Genotype
MGI:3718376
hm1
Allelic
Composition		 Cacna1atm2.1(CACNA1A)Ttan/Cacna1atm2.1(CACNA1A)Ttan
Genetic
Background		 involves: 129S4/SvJae * C57BL/6 * C57BL/6J * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cacna1atm2.1(CACNA1A)Ttan mutation (1 available); any Cacna1a mutation (118 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
lethality at weaning, complete penetrance ( J:123243 )
• mice die around 3 weeks after birth

behavior/neurological
ataxia ( J:123243 )
• severe

muscle

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
03/18/2025
MGI 6.24 		The Jackson Laboratory