title: A calorimetric study of the interaction of Mn 2+  with glutamine synthetase from Escherichia coli.
mesh_terms: D002021:Buffers; D002151:Calorimetry; D004789:Enzyme Activation; D004926:Escherichia coli / Q000201:enzymology*; D005974:Glutamate-Ammonia Ligase; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D046911:Macromolecular Substances; D008274:Magnesium; D008345:Manganese; D011485:Protein Binding; D011487:Protein Conformation; D011522:Protons; D013696:Temperature; D013816:Thermodynamics
chemical_list: D002021:Buffers; D046911:Macromolecular Substances; D011522:Protons; D008345:Manganese; D005974:Glutamate-Ammonia Ligase; D008274:Magnesium