Compound as reactive (1)
an oxidized electron donor + 2-oxopent-4-enoate → a reduced electron donor + 2-oxopenta-3,4-dienoate
Compound as product (13)
5-hydroxy-2-oxopentanoate → H2O + 2-oxopent-4-enoate
H2O + 2-hydroxy-7-methyl-6-oxo-2,4-octadienoate → isobutanoate + 2-oxopent-4-enoate + H+
H2O + (2E,4Z)-2-hydroxy-6-oxohepta-2,4-dienoate → acetate + 2-oxopent-4-enoate + H+
(2Z,2E)-2-hydroxy-6-oxo-6-(2,3-dihydroxyphenyl)-hexa-2,4-dienoate + H2O → 2,3-dihydroxybenzoate + 2-oxopent-4-enoate + H+
2,6-dioxo-6-phenylhexa-3-enoate + H2O → 2-oxopent-4-enoate + H+ + benzoate
H2O + (2Z,2E)-2-hydroxy-6-oxo-6-(2-hydroxyphenyl)-hexa-2,4-dienoate → salicylate + 2-oxopent-4-enoate + H+
H2O + L-2-amino-4-chloropent-4-enoate → 2-oxopent-4-enoate + H+ + ammonium + chloride
(3E)-2-oxohex-3-enedioate + H+ → 2-oxopent-4-enoate + CO2
H2O + (2Z,4E)-2-hydroxy-6-oxonona-2,4-diene-1,9-dioate → 2-oxopent-4-enoate + H+ + succinate
4-oxaloisocrotonate + H+ → 2-oxopent-4-enoate + CO2
H2O + 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate → 2-oxopent-4-enoate + H+ + benzoate
2-hydroxy-6-oxo-nona-2,4-dienoate + H2O → 2-oxopent-4-enoate + butanoate + H+
H2O + (2Z,4E)-2-hydroxy-6-oxohexa-2,4-dienoate → 2-oxopent-4-enoate + formate + H+
Reversible reaction (3)
H2O + 2-oxopent-4-enoate ↔ (S)-4-hydroxy-2-oxopentanoate
(2Z)-2-hydroxypenta-2,4-dienoate ↔ 2-oxopent-4-enoate
(2E)-2-hydroxypenta-2,4-dienoate ↔ 2-oxopent-4-enoate