KEGG Orthology (KO) [BR:sco00001] 09100 Metabolism 09105 Amino acid metabolism 00380 Tryptophan metabolism [PATH:sco00380] SCO3645 SCH10.23c; hydrolase K01556 KYNU; kynureninase [EC:3.7.1.3] Enzymes [BR:sco01000] 3. Hydrolases 3.7 Acting on carbon-carbon bonds 3.7.1 In ketonic substances 3.7.1.3 kynureninase SCO3645 SCH10.23c; hydrolase K01556 KYNU; kynureninase [EC:3.7.1.3]