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© IUBMB 2002
tryptophan catabolism (early stages)
EC 18.104.22.168 aminomuconate-semialdehyde dehydrogenase
EC 22.214.171.124 3-hydroxyanthranilate 3,4-dioxygenase
EC 126.96.36.199 aminocarboxymuconate-semialdehyde decarboxylase