Compound classification data were obtained from KEGG database.Compound class
Carbohydrates Lipids Nucleic acids Peptides Phytochemical Compounds Vitamins and hormonesActivity
Antibiotics Enzyme Ligands Enzyme Substrates 2. Transferases 2.9 Transferring selenium-containing groups 2.9.1 Selenotransferases GPCR Ligands Ion Channel Ligands Nuclear Receptor Ligands Transporter Substrates