Compound classification data were obtained from KEGG database.Compound class
Carbohydrates Lipids Nucleic acids Peptides Phytochemical Compounds Vitamins and hormonesActivity
Antibiotics Enzyme Ligands 6. Ligases 6.3 Forming carbon-nitrogen bonds 6.3.2 Acid-D-amino-acid ligases (peptide synthases) 6.3.2.2 glutamate-cysteine ligase 6.3.2.3 glutathione synthase 6.3.2.4 D-alanine-D-alanine ligase Enzyme Substrates GPCR Ligands Ion Channel Ligands Nuclear Receptor Ligands Transporter Substrates