title: Ion exchange in Escherichia coli: potassium-binding proteins.
mesh_terms: D001426:Bacterial Proteins; D002474:Cell-Free System; D003956:Dialysis; D004926:Escherichia coli; D007474:Ion Exchange; D011188:Potassium; D011485:Protein Binding
chemical_list: D001426:Bacterial Proteins; D011188:Potassium