4-hydroxymandelate synthase activity
Catalysis of the reaction: 4-hydroxyphenylpyruvate + O2 = 4-hydroxymandelate + CO2.
GO:0016702
oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen
is_a
4-hydroxyphenylpyruvate dioxygenase II activity
narrow
4-hydroxyphenylpyruvate:oxygen oxidoreductase (decarboxylating)
broad