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Symbol
Name
ID
Cacna1a
calcium channel, voltage-dependent, P/Q type, alpha 1A subunit
MGI:109482
Phenotype annotations related to nervous system
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Dysphagia
Photophobia
Frequent falls
Cerebral cortical atrophy
Cerebellar vermis atrophy
Cerebellar atrophy
Ataxia
Dysmetria
Episodic ataxia
Progressive cerebellar ataxia
Truncal ataxia
Incoordination
Slurred speech
Athetosis
Tremor
Intention tremor
Hemiparesis
Hemiplegia
EEG abnormality
Aphasia
Dysarthria
Anxiety
Psychosis
Auditory hallucination
Visual hallucination
Agitation
Phonophobia
Confusion
Intellectual disability
Coma
Drowsiness
Hyperreflexia
Dystonia
Loss of ambulation
Epileptic encephalopathy
Migraine
Migraine with aura
Migraine without aura
Global developmental delay
Dyscalculia
Sensory neuropathy
Seizure
Bilateral tonic-clonic seizure
Convulsive status epilepticus
Focal impaired awareness seizure
Focal tonic seizure
Myoclonic seizure
Tonic seizure
Paresthesia
Disease(s) Associated with CACNA1A
developmental and epileptic encephalopathy 42
episodic ataxia type 2
familial hemiplegic migraine 1
migraine
spinocerebellar ataxia type 6

Mouse Phenotypes
nervous system phenotype
increased susceptibility to pharmacologically induced seizures
seizures
abnormal seizure response to inducing agent
environmentally induced seizures
clonic seizures
absence seizures
abnormal spike wave discharge
sporadic seizures
increased susceptibility to ischemic brain injury
increased cerebral infarct size
abnormal nervous system morphology
abnormal brain morphology
abnormal cerebellum external granule cell layer morphology
abnormal brain interneuron morphology
abnormal brainstem morphology
abnormal cerebellum morphology
abnormal Purkinje cell morphology
Purkinje cell degeneration
abnormal Purkinje cell axon morphology
abnormal Purkinje cell dendrite morphology
decreased Purkinje cell size
abnormal cerebellar granule cell morphology
increased cerebellar granule cell number
thin cerebellar granule layer
abnormal cerebellar molecular layer
thin cerebellar molecular layer
small cerebellum
cerebellum atrophy
cerebellum hypoplasia
abnormal Purkinje cell innervation
abnormal neuron morphology
abnormal axon morphology
abnormal synapse morphology
abnormal nervous system physiology
abnormal nervous system electrophysiology
abnormal action potential
abnormal brain wave pattern
abnormal nerve fiber response
decreased nerve fiber response intensity
abnormal somatosensory cortex physiology
abnormal synaptic transmission
abnormal CNS synaptic transmission
abnormal excitatory postsynaptic currents
abnormal excitatory postsynaptic current amplitude
decreased excitatory postsynaptic current amplitude
increased excitatory postsynaptic current amplitude
prolonged excitatory postsynaptic current decay time
prolonged excitatory postsynaptic current rise time
abnormal excitatory postsynaptic potential
abnormal inhibitory postsynaptic currents
abnormal miniature excitatory postsynaptic currents
abnormal PNS synaptic transmission
abnormal miniature endplate potential
abnormal channel response
abnormal synaptic acetylcholine release
decreased neurotransmitter release
increased neurotransmitter release
enhanced paired-pulse facilitation
abnormal paired-pulse inhibition
Availability Mouse Genotype
Cacna1arkr/Cacna1arkr
Cacna1atg-4J/Cacna1atg-4J
Cacna1atg-la/Cacna1atg-la *
Cacna1atg-rol/Cacna1atg-rol
Cacna1atg/Cacna1atg
Cacna1atm1.1Ehess/Cacna1atm1.1Ehess
Cacna1atm1.2Sher/Cacna1atm1.2Sher
Cacna1atm1Fcr/Cacna1atm1Fcr
Cacna1atm1Hssh/Cacna1atm1Hssh
Cacna1atm1Hzo/Cacna1atm1Hzo
Cacna1atm1Maag/Cacna1atm1Maag
Cacna1atm2Hzo/Cacna1atm2Hzo
Cacna1atm2Nobs/Cacna1atm2Nobs
Cacna1atm3Hzo/Cacna1atm3Hzo *
Cacna1atm3Maag/Cacna1atm3Maag
Cacna1aWb/Cacna1aWb *
Cacna1aTg-5J/Cacna1a+
Tg(Pvalb-EGFP)B20Zjh/?
Cacna1aTg-5J/Cacna1a+
Cacna1atg-rol/Cacna1a+
Cacna1atg-rol/Cacna1atg
Cacna1atm1Lory/Cacna1a+
Cacna1atm1Maag/Cacna1a+
Cacna1atm1Nobs/Cacna1atm2Nobs
Cacna1atm3Maag/Cacna1a+
Cacna1aWb/Cacna1a+ *
Cacna1atm1.1Sher/Cacna1atm1.1Sher
Tg(Pcp2-cre)2Mpin/0  (conditional)
Cacna1atm1Kano/Cacna1atm1Kano
Grin2ctm2(icre)Mwa/Grin2c+  (conditional)
*
Cacna1atm1Kano/Cacna1atm1Kano
Grid2tm1(cre)Mwa/Grid2+  (conditional)
Cacna1atm2.1Maag/Cacna1atm2.1Maag
Tg(Pcp2-cre)2Mpin/0  (conditional)
Cacna1atm2.1Maag/Cacna1atm2.2Maag
Tg(EIIa-cre)C5379Lmgd/0  (conditional)

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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last database update
04/23/2024
MGI 6.23
The Jackson Laboratory