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Symbol
Name
ID
Kcnma1
potassium large conductance calcium-activated channel, subfamily M, alpha member 1
MGI:99923
Phenotype annotations related to nervous system
Darker colors indicate more annotations
Human Phenotypes
Chorea
Paroxysmal dyskinesia
EEG with spike-wave complexes (>3.5 Hz)
Intellectual disability, borderline
Brisk reflexes
Global developmental delay
Seizure
Bilateral tonic-clonic seizure
Bilateral tonic-clonic seizure with generalized onset
Generalized non-motor (absence) seizure
Generalized-onset seizure
Generalized myoclonic seizure
Disease(s) Associated with KCNMA1
idiopathic generalized epilepsy
paroxysmal nonkinesigenic dyskinesia 3

Mouse Phenotypes
abnormal cochlear IHC afferent innervation pattern
cochlear outer hair cell degeneration
abnormal cochlear inner hair cell physiology
abnormal cochlear nerve fiber response
abnormal action potential
impaired ability to fire action potentials
increased synaptic depression
abnormal channel response
Availability Mouse Genotype
Kcnma1tm1Ruth/Kcnma1tm1Ruth
Kcnma1tm1Rwa/Kcnma1tm1Rwa

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