Congenital Disorder of Deglycosylation 1, also known as congenital disorder of deglycosylation, is related to congenital disorder of deglycosylation 2 and ngly1-congenital disorder of deglycosylation, and has symptoms including involuntary movements An important gene associated with Congenital Disorder of Deglycosylation 1 is NGLY1 (N-Glycanase 1). Affiliated tissues include liver and eye, and related phenotypes are intellectual disability and hypotonia