SEARCH Articles Figures Tables Anhydrase Carbon ions Carbonate ions Carbonic anhydrase Carbonic anhydrase (— carbonate Carbonic anhydrases Carbonic anhydrases cobalt Cobalt -carbonic anhydrase Cobalt carbonate Cobalt ion Cobalt-for-zinc ion substitution Cobaltic carbonate Cobaltic ion Cobaltous ion Substitutes for Zinc carbonate Zinc ion Zinc-substituted