label: 4-hydroxybenzoate 3-monooxygenase (NADPH) activity
label_lc: 4-hydroxybenzoate 3-monooxygenase (nadph) activity
description: "Catalysis of the reaction: 4-hydroxybenzoate + H+ + NADPH + O2 = 3,4-dihydroxybenzoate + H2O + NADP+."