label: 1,2-dihydroxynaphthalene dioxygenase activity
label_lc: 1,2-dihydroxynaphthalene dioxygenase activity
description: "Catalysis of the reaction: 1,2-dihydroxynaphthalene + O2 = 2-hydroxychromene-2-carboxylate. C6 of the substrate molecular may have an NH2 group attached."