title: Equivalence of metal centers in the iron-sulfur protein active site analogs (Fe4S4(SR)4)2-.
mesh_terms: D007501:Iron; D008670:Metals; D011485:Protein Binding; D011506:Proteins; D013056:Spectrophotometry, Ultraviolet; D013455:Sulfur; D014961:X-Ray Diffraction
chemical_list: D008670:Metals; D011506:Proteins; D013455:Sulfur; D007501:Iron