title: ESR probing of macromolecules: spin label study of the conformational integrity and transitions in modified alpha-chymotrypsin.
mesh_terms: D000478:Alkylation; D001665:Binding Sites; D002918:Chymotrypsin / Q000032:analysis* / Q000037:antagonists & inhibitors / Q000378:metabolism; D004578:Electron Spin Resonance Spectroscopy; D005459:Fluorides / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008715:Methionine; D063065:Organophosphonates / Q000494:pharmacology; D010084:Oxidation-Reduction; D011487:Protein Conformation; D012694:Serine; D013056:Spectrophotometry, Ultraviolet
chemical_list: D063065:Organophosphonates; D012694:Serine; D008715:Methionine; D002918:Chymotrypsin; D005459:Fluorides