pgv:SL003B_1257 no KO assigned | (GenBank) Proline dehydrogenase transcriptional activator pgv:SL003B_3583 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tdo2; Tryptophan 2,3-dioxygenase, putative pgv:SL003B_3584 K01556 kynureninase [EC:3.7.1.3] | (GenBank) Kynureninase KynU