SEARCH Articles Figures Tables Binding Site in Close Proximity to a Catalytic or Reactive Center Carbon-centered radicals, reactivity Cooperative ligand-centered reactivity Functional groups centers of reactivity Ligand-centered reactivity Reactive center loop Reactive centers, living polymerization Reactive sites active center Reactivity substrate-centered Screened reactive center Strategy IV. Cooperative substrate-centered radical-type reactivity based The Reactive Chlorophyll Is Bound to Proteins in Reaction Centers Vanadium complexes metal center reactivity