Facts About: Collagen and its Glycosylation – one of the Most Common Glycoproteins in all Animals August 01, 2024 By: Richard D. Cummings Collagen is the most common and abundant glycoprotein in animals (1). Even sponges have collagen (termed spongin) and it is glycosylated much like mammalian collagen. Its... Read More Facts About: Collagen and its Glycosylation – one of the Most Common Glycoproteins in all Animals