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Symbol
Name
ID
Gria3
glutamate receptor, ionotropic, AMPA3 (alpha 3)
MGI:95810
Phenotype annotations related to nervous system
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Spasticity
Ventriculomegaly
Frontal cortical atrophy
Hypoplasia of the corpus callosum
Cerebellar vermis hypoplasia
Retrocerebellar cyst
Myoclonus
Limb tremor
Babinski sign
Interictal epileptiform activity
Reduced eye contact
Delayed speech and language development
Severe expressive language delay
Atypical behavior
Autistic behavior
Autism
Aggressive behavior
Self-injurious behavior
Self-mutilation
Intellectual disability
Intellectual disability, mild
Intellectual disability, moderate
Intellectual disability, severe
Sleep abnormality
Sleep-wake cycle disturbance
Hyperreflexia
Hyporeflexia
Global developmental delay
Motor delay
Specific learning disability
Seizure
Bilateral tonic-clonic seizure
Focal tonic seizure
Status epilepticus
Pain insensitivity
Disease(s) Associated with GRIA3
syndromic X-linked intellectual disability 94

Mouse Phenotypes
nervous system phenotype
decreased susceptibility to pharmacologically induced seizures
abnormal long-term potentiation
abnormal miniature excitatory postsynaptic currents
Availability Mouse Genotype
Gria3tm1Rlh/Gria3tm1Rlh *
Gria3tm2Rlh/Gria3tm2Rlh *
Gria3em1Wthg/Y
Gria3tm1Dgen/Y
Gria3tm1Zpj/Y

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