1.13.11.57 gallate dioxygenase gallate degradation I - 4.1.3.17 4-hydroxy-4-methyl-2-oxoglutarate aldolase gallate degradation I - 4.2.1.83 4-oxalomesaconate hydratase gallate degradation I - 5.3.2.8 4-oxalomesaconate tautomerase gallate degradation I -