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GENATLAS PHENOTYPE
last update : 24-05-2016
Symbol GLSPS2
Location 3p26.1
Name Gillespie syndrome 2
Corresponding gene ITPR1
Main clinical features
  • presence of fixed dilated pupils in a hypotonic infant
  • ophthalmologic examination reveals partial aniridia with the pupil border of the iris containing festooned edge and iris strands extending onto the anterior lens surface at regular intervals
  • no unassisted walking or delayed ; at MRI, cerebellar atrophy, moderate to severe mental retardation
  • Genetic determination autosomal recessive
    autosomal dominant
    Function/system disorder eye
    mental retardation
    eye
    Type disease
    Remark(s)
  • four ITPR1 mutations are predicted to introduce a premature translation termination codon (PMID: 27108797))