GO:0004511

tyrosine 3-monooxygenase activity

Details: 
Catalysis of the reaction: L-tyrosine + tetrahydrobiopterin + O2 = 3,4-dihydroxy-L-phenylalanine + 4-alpha-hydroxytetrahydrobiopterin + H2O. [EC:1.14.16.2]
Evidence Code: 
IEA