The Enzyme Database

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Accepted name: aminocarboxymuconate-semialdehyde decarboxylase
Reaction: 2-amino-3-(3-oxoprop-1-en-1-yl)but-2-enedioate = 2-aminomuconate semialdehyde + CO2
For diagram of the later stages of tryptophan catabolism, click here
Glossary: aminocarboxymuconate semialdehyde = 2-amino-3-(3-oxoprop-1-en-1-yl)but-2-enedioate
Other name(s): picolinic acid carboxylase; picolinic acid decarboxylase; α-amino-β-carboxymuconate-ε-semialdehade decarboxylase; α-amino-β-carboxymuconate-ε-semialdehyde β-decarboxylase; 2-amino-3-(3-oxoprop-2-enyl)but-2-enedioate carboxy-lyase; 2-amino-3-(3-oxoprop-1-en-1-yl)but-2-enedioate carboxy-lyase
Systematic name: 2-amino-3-(3-oxoprop-1-en-1-yl)but-2-enedioate carboxy-lyase (2-aminomuconate-semialdehyde-forming)
Comments: Product rearranges non-enzymically to picolinate.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 37289-47-7
1.  Ichiyama, A., Nakamura, S., Kawai, H., Honjo, T., Nishizuka, Y., Hayaishi, O. and Senoh, S. Studies on the metabolism of the benzene ring of tryptophan in mammalian tissues. II. Enzymic formation of α-aminomuconic acid from 3-hydroxyanthranilic acid. J. Biol. Chem. 240 (1965) 740–749. [PMID: 14275130]
[EC created 1972]

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