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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Cacna1atm2.2Maag
targeted mutation 2.2, Arn van den Maagdenberg
MGI:3696967
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Cacna1atm2.1Maag/Cacna1atm2.2Maag
Tg(EIIa-cre)C5379Lmgd/0
involves: 129P2/OlaHsd * FVB/N MGI:3697450


Genotype
MGI:3697450
cn1
Allelic
Composition
Cacna1atm2.1Maag/Cacna1atm2.2Maag
Tg(EIIa-cre)C5379Lmgd/0
Genetic
Background
involves: 129P2/OlaHsd * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cacna1atm2.1Maag mutation (0 available); any Cacna1a mutation (118 available)
Cacna1atm2.2Maag mutation (0 available); any Cacna1a mutation (118 available)
Tg(EIIa-cre)C5379Lmgd mutation (4 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• die around P20-22 if left unaided

behavior/neurological
• progressive, severe dystonia starting around P10-12
• progressive, severe ataxia starting around P10-12

nervous system
• acetylcholine release is insensitive to 200 nM omega-Agatoxin-IVA in neuromuscular junctions
• about a 40% reduction in quantal content in neuromuscular junctions

growth/size/body

muscle
• progressive, severe dystonia starting around P10-12





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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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last database update
10/29/2024
MGI 6.24
The Jackson Laboratory