title: Studies of the carbohydrate residues of glycoproteins by natural abundance carbon 13 nuclear magnetic resonance spectroscopy. Glucoamylase from Aspergillus niger.
mesh_terms: D001234:Aspergillus niger / Q000201:enzymology*; D002241:Carbohydrates / Q000032:analysis; D002247:Carbon Isotopes; D005087:Glucan 1,4-alpha-Glucosidase; D005959:Glucosidases; D006023:Glycoproteins; D009682:Magnetic Resonance Spectroscopy; D011487:Protein Conformation; D011489:Protein Denaturation
chemical_list: D002241:Carbohydrates; D002247:Carbon Isotopes; D006023:Glycoproteins; D005959:Glucosidases; D005087:Glucan 1,4-alpha-Glucosidase