PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6303331-1 1983 Through chemistry directly comparable to that of the hemocyanins and tyrosinase, half met-NO2- T2D laccase derivatives have been prepared; this NO2- reactivity entails both two electron oxidation of the cuprous binuclear site in deoxy T2D laccase and one electron reduction of the coupled cupric site in the met derivative. Nitrogen Dioxide 90-93 tyrosinase Homo sapiens 69-79