psf:PSE_1785 K02616 phenylacetic acid degradation operon negative regulatory protein | (GenBank) phenylacetic acid degradation transcriptional repressor psf:PSE_1118 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynu; Kynureninase psf:PSE_1119 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tdo2; Tryptophan 2,3-dioxygenase