barh:WN72_22515 K00453 tryptophan 2,3-dioxygenase [EC:1.13.11.11] | (GenBank) kynA; tryptophan 2,3-dioxygenase barh:WN72_22520 K01556 kynureninase [EC:3.7.1.3] | (GenBank) kynU; kynureninase barh:WN72_22510 K01432 arylformamidase [EC:3.5.1.9] | (GenBank) alpha/beta hydrolase