spav:Spa2297_17600 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tryptophan 2,3-dioxygenase spav:Spa2297_17605 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynureninase spav:Spa2297_17610 no KO assigned | (GenBank) lipase