title: Two differentiable classes of metal atoms in alkaline phosphatase of Escherichia coli.
mesh_terms: D000469:Alkaline Phosphatase / Q000032:analysis*; D001665:Binding Sites; D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D003035:Cobalt / Q000032:analysis*; D003036:Cobalt Isotopes; D004926:Escherichia coli / Q000201:enzymology*; D006863:Hydrogen-Ion Concentration; D011199:Potentiometry; D013053:Spectrophotometry; D013057:Spectrum Analysis; D015032:Zinc / Q000032:analysis*
chemical_list: D003036:Cobalt Isotopes; D003035:Cobalt; D000469:Alkaline Phosphatase; D015032:Zinc