Chemical_Or_Drug_Has_Mechanism_Of_Action Has Mechanism Of Action Chemical_Or_Drug_Has_Mechanism_Of_Action R124 Chemical_Or_Drug_Has_Mechanism_Of_Action A role used to imply the interaction or binding of an active ingredient of a drug/chemical agent at the molecular level with its target. When possible, the role value should reflect the direct alteration of function of a target molecule or complex. The domain and range for this role are 'Drug, Food, Chemical or Biomedical Material' and 'Biological Process', respectively. Conceptual Entity Biological Process Drug, Food, Chemical or Biomedical Material