title: Inhibition of urocanase by cupric ion.
mesh_terms: D002413:Cations, Divalent; D002614:Chelating Agents; D003300:Copper / Q000494:pharmacology*; D004789:Enzyme Activation; D006639:Histidine / Q000494:pharmacology; D006836:Hydro-Lyases / Q000037:antagonists & inhibitors*; D007700:Kinetics; D010775:Photic Stimulation; D011549:Pseudomonas / Q000187:drug effects / Q000201:enzymology; D011830:Radiation Effects; D012834:Silver / Q000494:pharmacology; D013056:Spectrophotometry, Ultraviolet; D013997:Time Factors; D014466:Ultraviolet Rays; D014559:Urocanate Hydratase / Q000037:antagonists & inhibitors / Q000528:radiation effects
chemical_list: D002413:Cations, Divalent; D002614:Chelating Agents; D012834:Silver; D006639:Histidine; D003300:Copper; D006836:Hydro-Lyases; D014559:Urocanate Hydratase