1.14.13.23 3-hydroxybenzoate + NADPH + H+ + O2 = 3,4-dihydroxybenzoate + NADP+ + H2O - - 1.14.13.23 3-hydroxybenzoate + NADPH + H+ + O2 = 3,4-dihydroxybenzoate + NADP+ + H2O structural variations in the catalytic action, reaction mechanism -, 675418