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Symbol
Name
ID 		Arid1b
AT-rich interaction domain 1B
MGI:1926129
Phenotype annotations related to nervous system
Darker colors indicate more annotations
Human Phenotypes
Dandy-Walker malformation
Microcephaly
Horner syndrome
Delayed CNS myelination
Simplified gyral pattern
Agenesis of corpus callosum
Partial agenesis of the corpus callosum
Hypoplasia of the corpus callosum
Spina bifida occulta
Spinal cord compression
Neuroblastoma
Neoplasm of the nervous system
Ataxia
Gait ataxia
Myoclonus
High pitched voice
Absent speech
Delayed speech and language development
Severe expressive language delay
Irritability
Atypical behavior
Autistic behavior
Oral aversion
Aggressive behavior
Compulsive behaviors
Hyperactivity
Intellectual disability
Intellectual disability, moderate
Intellectual disability, severe
Antalgic gait
Global developmental delay
Delayed ability to walk
Seizure
Disease(s) Associated with ARID1B
Coffin-Siris syndrome
Coffin-Siris syndrome 1
neuroblastoma

Mouse Phenotypes
abnormal brain vasculature morphology
hydrocephaly
enlarged lateral ventricles
decreased corpus callosum size
abnormal dentate gyrus subgranular zone morphology
decreased dentate gyrus size
abnormal hippocampus pyramidal cell layer
decreased cerebral cortex cell number
thin cerebral cortex
decreased neuron number
abnormal hypothalamus physiology
decreased prepulse inhibition
Availability Mouse Genotype
Arid1bem1(IMPC)Tcp/Arid1b+
Arid1bem1Hzhu/Arid1b+
Arid1bem1Iha/Arid1b+
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
04/23/2024
MGI 6.23 		The Jackson Laboratory