samb:SAM23877_3972 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) kynA; Tryptophan 2,3-dioxygenase samb:SAM23877_3973 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynU; Kynureninase samb:SAM23877_0414 no KO assigned | (GenBank) putative lipase/esterase