title: Counterion activity of ionizable polypeptides.
mesh_terms: D005971:Glutamates; D006863:Hydrogen-Ion Concentration; D008968:Molecular Conformation; D010455:Peptides; D011485:Protein Binding; D012996:Solutions / Q000032:analysis
chemical_list: D005971:Glutamates; D010455:Peptides; D012996:Solutions