5.3.2.6 0.36 - 2-hydroxy-2,4-pentadienoate pH 7.3, 23°C, wild-type enzyme 718830 5.3.2.6 0.45 - (2Z,4E)-2-hydroxyhexa-2,4-dienedioate pH 7.3, 23°C, conversion to compound 5 721792 5.3.2.6 0.45 - 2-hydroxymuconate mutant enzyme R39A, in 10 mM potassium phosphate buffer, pH 7.3, at 22°C 726964 5.3.2.6 0.9 - 2-hydroxy-2,4-pentadienoate pH 7.3, 23°C, mutant R11A 718830 5.3.2.6 1.1 - 2-hydroxy-2,4-pentadienoate pH 7.3, 23°C 721792 5.3.2.6 1.2 - (2Z,4E)-2-hydroxyhexa-2,4-dienedioate pH 7.3, 23°C, conversion to (3E)-2-oxohex-3-enedioate 721792 5.3.2.6 3.2 - phenylenolpyruvate pH 7.3, 24°C, recombinant hh4-OT mutant betaP1A 718874 5.3.2.6 4.2 - phenylenolpyruvate pH 7.3, 24°C, recombinant hh4-OT mutant alphaR12A 718874 5.3.2.6 4.4 - (2Z,4E)-2-hydroxyhexa-2,4-dienedioate pH 7.3, 23°C, conversion to compound 5 721792 5.3.2.6 5.4 - (2Z,4E)-2-hydroxyhexa-2,4-dienedioate pH 7.3, 23°C, conversion to (3E)-2-oxohex-3-enedioate 721792