title: The nature of the binuclear copper site in Limulus and other hemocyanins.
mesh_terms: D000818:Animals; D001181:Arthropods / Q000378:metabolism; D001665:Binding Sites; D003300:Copper / Q000378:metabolism*; D004578:Electron Spin Resonance Spectroscopy; D006433:Hemocyanins / Q000378:metabolism*; D006737:Horseshoe Crabs / Q000378:metabolism*; D008974:Mollusca / Q000378:metabolism; D010100:Oxygen / Q000378:metabolism; D011487:Protein Conformation; D013045:Species Specificity
chemical_list: D003300:Copper; D006433:Hemocyanins; D010100:Oxygen