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Symbol
Name
ID
Eya1
EYA transcriptional coactivator and phosphatase 1
MGI:109344
Phenotype annotations related to hearing/vestibular/ear
!Indicates phenotype varies with strain background.
Darker colors indicate more annotations
Human Phenotypes
Hypoplasia of the cochlea
Incomplete partition of the cochlea type II
Enlarged vestibular aqueduct
Dilatated internal auditory canal
Cholesteatoma
Conductive hearing impairment
Mixed hearing impairment
Stenosis of the external auditory canal
Microtia
Cupped ear
Sensorineural hearing impairment
Disease(s) Associated with EYA1
branchiootorenal syndrome 1

Mouse Phenotypes
increased otic epithelial cell apoptosis
decreased otic epithelial cell proliferation
abnormal middle ear ossicle morphology
abnormal incus morphology
absent malleus processus brevis
abnormal stapes morphology
absent stapes
fusion of middle ear ossicles
abnormal external auditory canal morphology
absent external auditory canal
absent outer ear
anotia
absent auditory bulla
abnormal otic vesicle development
small otic vesicle
abnormal inner ear morphology
abnormal cochlea morphology
abnormal cochlear hair cell morphology
decreased cochlear inner hair cell number
decreased cochlear outer hair cell number
increased cochlear inner hair cell number
increased cochlear outer hair cell number
abnormal orientation of cochlear hair cell stereociliary bundles
decreased outer hair cell stereocilia number
absent organ of Corti
absent cochlea
decreased cochlea coiling
decreased vestibular hair cell number
abnormal semicircular canal morphology
abnormal common crus morphology
abnormal lateral semicircular canal morphology
absent lateral semicircular canal
decreased lateral semicircular canal size
abnormal posterior semicircular canal morphology
absent posterior semicircular canal
decreased posterior semicircular canal size
abnormal semicircular canal ampulla morphology
decreased superior semicircular canal size
abnormal utricle morphology
abnormal vestibular saccule morphology
absent vestibular saccule
absent inner ear vestibule
abnormal vestibular labyrinth morphology
abnormal endolymphatic duct morphology
absent endolymphatic duct
short endolymphatic duct
absent inner ear
absent tympanic cavity
abnormal tympanic membrane morphology
decreased tympanic ring size
increased or absent threshold for auditory brainstem response
conductive hearing loss
deafness
Availability Mouse Genotype
Eya1bor/Eya1bor ! !
Eya1tm1Rilm/Eya1tm1Rilm
Eya1bor/Eya1tm1Rilm
Eya1tm1Rilm/Eya1+
Eya1tm2Px/Eya1tm2Px
Tg(Atoh1-cre/Esr1*)14Fsh/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