Mondo Description Aspartylglycosaminuria (AGU) is an autosomal recessive lysosomal storage disease belonging to the oligosaccharidosis group (also called glycoproteinosis).
Uniprot Description An inborn lysosomal storage disease causing excess accumulation of glycoasparagine in the body tissues and its increased excretion in urine. Clinical features include mild to severe mental retardation manifesting from the age of two, coarse facial features and mild connective tissue abnormalities.
Disease Ontology Description A lysosomal storage disease that is characterized by delayed speech at 2-3 years of age, has_material_basis_in mutations in the AGA gene that result in the absence or shortage of the aspartylglucosaminidase enzyme in lysosomes, preventing the normal breakdown of glycoproteins.