title: Spectroscopic studies of ligand perturbation effects on the half oxidized action site of Busycon canaliculatum hemocyanin.
mesh_terms: D000818:Animals; D000838:Anions; D001665:Binding Sites; D003300:Copper; D004578:Electron Spin Resonance Spectroscopy; D006433:Hemocyanins; D008024:Ligands; D010084:Oxidation-Reduction; D012908:Snails; D013053:Spectrophotometry
chemical_list: D000838:Anions; D008024:Ligands; D003300:Copper; D006433:Hemocyanins