title: Replacement of the essential calcium in Taka-amylase A with other divalent cations.
mesh_terms: D000681:Amylases; D001464:Barium; D002104:Cadmium; D002118:Calcium; D055598:Chemical Phenomena; D002621:Chemistry; D004492:Edetic Acid; D008274:Magnesium; D013057:Spectrum Analysis; D013324:Strontium; D015032:Zinc
chemical_list: D002104:Cadmium; D001464:Barium; D004492:Edetic Acid; D000681:Amylases; D008274:Magnesium; D015032:Zinc; D002118:Calcium; D013324:Strontium