title: Heme a and copper environments in cytochrome oxidase.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002151:Calorimetry; D002248:Carbon Monoxide; D002417:Cattle; D002729:Chloromercuribenzoates; D003300:Copper / Q000032:analysis*; D004227:Dithionite; D003576:Electron Transport Complex IV / Q000378:metabolism; D006418:Heme / Q000032:analysis*; D007700:Kinetics; D008027:Light; D009206:Myocardium / Q000201:enzymology; D010084:Oxidation-Reduction; D011485:Protein Binding; D011487:Protein Conformation; D013053:Spectrophotometry; D013816:Thermodynamics
chemical_list: D002729:Chloromercuribenzoates; D004227:Dithionite; D006418:Heme; D003300:Copper; D002248:Carbon Monoxide; D003576:Electron Transport Complex IV