SEARCH Articles Figures Tables Active sites specific site TOFs Active-site-specific inhibitors Active-site-specific inhibitors proteases Chemical delivery systems site-specific enzyme-activated Inhibition active-site-specific Mutations, site specific active sites Proteases active-site-specific Site specificity Site-specific activation Site-specific activation Site-specific enzyme-activated Specific Amino Acids at the Active-Site Involved in Catalysis and Substrate Binding Specific activation Specific activity Specification activity The Law of Mass Action, binding sites and receptors—understanding why specific, potent biological activity is a rare property for any one chemical to possess