It is important for investigation of interaction between drug molecules with biomolecules in medicine, biology, pharmacy and so on. The function of drug is made through the interaction of drug molecules with biomolecules, such as protein, cell membrane or DNA. There are a lot of reports about the interaction of metal ion with biomolecules in electrochemistry. The characteristic of electroactive organic molecules on electrode and the interaction of it with host molecules and micromoclues is suppl...