Difference between glycoproteins and proteoglycans

Proteo glycans - Disaccharide chains attached to a protein core. Rem - glycan refers to glucosamino glycans. More carbs than proteins. (95% to 55%) eg:heparin, heparan, keratan, dermatan, chondroitin

Glyco proteins - a protein with a carbohydrate attached to it. More protein to carb. eg: enzymes, hormones, cell membrane components