bum:AXG89_15565 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tryptophan 2,3-dioxygenase bum:AXG89_15570 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynureninase bum:AXG89_16635 no KO assigned | (GenBank) hypothetical protein