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Related to tyrosinase: tyrosine
Any of a family of copper-containing enzymes found in animal and plant tissues, fungi, and bacteria, that catalyze the oxidation of phenolic compounds and are responsible for production of the pigment melanin from tyrosine and for the browning of fruits, vegetables, and mushrooms when cut and exposed to air.
(Biochemistry) an enzyme occurring in many organisms that is a catalyst in the conversion of tyrosine to the pigment melanin; inactivity of this enzyme results in albinism
ty•ro•si•nase(ˈtaɪ roʊ sɪˌneɪs, -ˌneɪz, ˈtɪr oʊ-)
an enzyme of plant and animal tissues that catalyzes the aerobic oxidation of tyrosine into melanin and other pigments.