sdur:M4V62_20765 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) tryptophan 2,3-dioxygenase family protein sdur:M4V62_20760 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynU; kynureninase sdur:M4V62_20755 no KO assigned | (GenBank) alpha/beta hydrolase