title: Hydrogen ion equilibria of native and denatured pepsin.
mesh_terms: D006146:Guanidines; D006863:Hydrogen-Ion Concentration; D010434:Pepsin A; D011489:Protein Denaturation; D012995:Solubility; D014508:Urea
chemical_list: D006146:Guanidines; D014508:Urea; D010434:Pepsin A