title: Studies on puff adder (Bitis arietans) venom. 3. Ultracentrifuge and ORD studies on protease A.
mesh_terms: D000818:Animals; D006146:Guanidines; D006863:Hydrogen-Ion Concentration; D009905:Optical Rotatory Dispersion; D010447:Peptide Hydrolases / Q000032:analysis*; D011489:Protein Denaturation; D012911:Snakes; D014461:Ultracentrifugation; D014688:Venoms / Q000032:analysis*
chemical_list: D006146:Guanidines; D014688:Venoms; D010447:Peptide Hydrolases