title: The role of metal ions in the peptidase activity of Escherichia coli K-12.
mesh_terms: D003035:Cobalt; D003300:Copper; D004150:Dipeptidases / Q000378:metabolism*; D004492:Edetic Acid; D004926:Escherichia coli / Q000201:enzymology*; D007501:Iron; D008274:Magnesium; D008345:Manganese; D012270:Ribosomes / Q000201:enzymology; D015032:Zinc
chemical_list: D003035:Cobalt; D008345:Manganese; D003300:Copper; D004492:Edetic Acid; D007501:Iron; D004150:Dipeptidases; D008274:Magnesium; D015032:Zinc