title: Nucleotide cyclases.
mesh_terms: D000262:Adenylyl Cyclases / Q000502:physiology*; D000818:Animals; D002413:Cations, Divalent; D002451:Cell Compartmentation; D004789:Enzyme Activation; D006162:Guanylate Cyclase / Q000502:physiology*; D008970:Molecular Weight; D011487:Protein Conformation; D011956:Receptors, Cell Surface / Q000502:physiology; D013379:Substrate Specificity; D014018:Tissue Distribution
chemical_list: D002413:Cations, Divalent; D011956:Receptors, Cell Surface; D000262:Adenylyl Cyclases; D006162:Guanylate Cyclase