Catechol Catabolism (meta ring cleavage)

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catechol biosynthesis
EC 1.2.1.10 acetaldehyde dehydrogenase (acetylating)
EC 1.2.1.85 2-hydroxymuconate-6-semialdehyde dehydrogenase
EC 1.13.11.2 catechol 2,3-dioxygenase
EC 3.7.1.9 2-hydroxymuconate-6-semialdehyde hydrolase
EC 4.1.1.77 4-oxalocrotonate decarboxylase
EC 4.1.3.39 4-hydroxy-2-oxovalerate aldolase
EC 4.2.1.80 2-oxopent-4-enoate hydratase
EC 5.3.2.6 2-hydroxymuconate tautomerase