psul:AU252_03240 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tryptophan 2,3-dioxygenase psul:AU252_03235 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynureninase psul:AU252_09345 no KO assigned | (GenBank) esterase