D. Coucouvanis, Syntheses, Structures, and Reactions of Binary and Tertiary Thiomolybdate Complexes Containing the (O) Mo(Sx) Functional Groups (x = 1, 2, 4). L.F. Lindoy, The Transition Metal Ion Chemistry ofLinked Macrocyclic Ligands. I. Bertini, S. Mangani, and M.S. Viezzoli, Structure and Properties of Copper-Zinc Superoxide Dismutases. G. Pratviel, J. Bernadou, and B. Meunier, DNA and RNA Cleavage by Metal Complexes. J.A. Cowan and S.M. Lui, Structure-Function Correlations in High Potential Iron Proteins. G.W. Canters, C. Dennison, S. deVries, E. Vijgenboom, and R.J. van Spanning, The Methylamine Dehydrogenase (MADH) Electron-Transport Chain. Subject Index. Contents of Previous Volumes.