title: Chromophore labels in proteins. II. pH-dependence of circular dichroic spectra and differential perturbation spectra of alpha-chymotrypsin.
mesh_terms: D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D002918:Chymotrypsin; D002942:Circular Dichroism; D005030:Ethylenes; D006018:Glycols; D006863:Hydrogen-Ion Concentration; D011487:Protein Conformation; D013056:Spectrophotometry, Ultraviolet; D014508:Urea
chemical_list: D005030:Ethylenes; D006018:Glycols; D014508:Urea; D002918:Chymotrypsin