title: The intramolecular nucleophilic reaction of a phenolic hydroxyl group at the active site of papain.
mesh_terms: D002021:Buffers; D002623:Chemistry Techniques, Analytical; D002850:Chromatography, Gel; D003500:Cyclization; D004140:Dinitrophenols; D006868:Hydrolysis; D010206:Papain / Q000032:analysis*; D010447:Peptide Hydrolases; D013451:Sulfonic Acids
chemical_list: D002021:Buffers; D004140:Dinitrophenols; D013451:Sulfonic Acids; D010447:Peptide Hydrolases; D010206:Papain