Congenital Disorder of Glycosylation, Type Iw, Autosomal Dominant, is also known as cdg1wad. An important gene associated with Congenital Disorder of Glycosylation, Type Iw, Autosomal Dominant is STT3A (STT3 Oligosaccharyltransferase Complex Catalytic Subunit A). Affiliated tissues include skeletal muscle, and related phenotypes are motor delay and intellectual disability