title: Relationship between catalytic activity, crystalline state, and environment of the coenzyme in phosphorylase a.
mesh_terms: D002951:Citrates / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D007093:Imidazoles / Q000494:pharmacology; D009132:Muscles / Q000201:enzymology; D010764:Phosphorylase Kinase; D006005:Phosphorylases / Q000378:metabolism*; D011732:Pyridoxal Phosphate; D012545:Schiff Bases; D013050:Spectrometry, Fluorescence; D013329:Structure-Activity Relationship
chemical_list: D002951:Citrates; D007093:Imidazoles; D012545:Schiff Bases; D011732:Pyridoxal Phosphate; D006005:Phosphorylases; D010764:Phosphorylase Kinase