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Symbol
Name
ID
Gja1
gap junction protein, alpha 1
MGI:95713
Phenotype annotations related to hearing/vestibular/ear
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Abnormality of the ear
Conductive hearing impairment
Mixed hearing impairment
Abnormal pinna morphology
Large earlobe
Low-set ears
Protruding ear
Hearing impairment
Unilateral deafness
Disease(s) Associated with GJA1
autosomal recessive craniometaphyseal dysplasia
erythrokeratodermia variabilis
oculodentodigital dysplasia
palmoplantar keratoderma and congenital alopecia 1

Mouse Phenotypes
hearing/vestibular/ear phenotype
decreased tympanic ring size
Availability Mouse Genotype
Gja1tm1Kdr/Gja1tm1Kdr
Gja1M1Jrt/Gja1+ *

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
05/21/2024
MGI 6.23
The Jackson Laboratory