label: 4-hydroxyphenylacetate 3-monooxygenase activity
label_lc: 4-hydroxyphenylacetate 3-monooxygenase activity
description: "Catalysis of the reaction: (4-hydroxyphenyl)acetate + FADH(2) + O2 = 3,4-dihydroxyphenylacetate + FAD + H+ + H2O."