An intermediate in the reaction of reduced laccase with oxygen.
D000693:Anaerobiosis; D004156:Catechol Oxidase / Q000378:metabolism*; D003300:Copper; D004578:Electron Spin Resonance Spectroscopy; D005615:Freezing; D005658:Fungi / Q000201:enzymology; D006861:Hydrogen Peroxide; D010084:Oxidation-Reduction; D010100:Oxygen; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet
D003300:Copper; D006861:Hydrogen Peroxide; D004156:Catechol Oxidase; D010100:Oxygen