511-519 L.A. Syrtsova, G.I. Likhtenshtein, T.N. Pisarskaya, V.L. Ganelin, E.N. Frolov, and V.F. Rachek "Investigation of the Structure of Molybdenum- and Iron-Containing Nonheme Protein A Component of the Nitrogen- Fixing System of Azotobacter vinelandii"

520-527 I.A. Bolotina, M.V. Vol'kenshtein, and L.I. Misyuk "A Study of the Structure of Lysozyme and Its Complex with Trimeric N-Acetylglucosamine by the Optical Rotatory Dispersion Method"

528-533 L.E. Stefanovich "Influence of RNA with Acetylated 2'-Hydroxy Groups of the Ribose Moieties on Aminoacyl-tRNA Binding by Ribosomes"

534-537 V.N. Vitvitskii "Influence of Methyl Orange on Tryptic Hydrolysis and Thermal Denaturation of Serum Albumin"

538-542 V.N. Verkhoturov, E.N. Kondrat'eva, V.V. Lopanitsina, and A.B. Rubin "Spectrophotometric Studies of a New Strain of Purple Sulfur Bacteria"

543-547 P.L. Privalov "The Heat of Fusion of the DNA Double Helix"

548-551 V.P. Atanasov, M.V. Vol'kenshtein, and Yu.A. Sharonov "Magnetooptical Rotatory Dispersion of Ferrimyoglobin and Hemin and of Their Complexes with Certain Ligands"

552-558 L.B. Rubin, A.B. Rubin, V.N. Dubrovin, and Yu.E. Shvinka "Two Systems of Primary Reactions in the Photosynthesis of Purple Bacteria Rhodopseudomonas sp."

559-565 S.V. Shlyapnikov, A.L. Bocharov, D.A. Dzhedzhelava, and M.Ya. Karpeiskii "Modification of Tyrosine Residues of L-Aspartate: 2-Oxoglutarate Aminotransferase by Tetranitromethane"

566-574 G.B. Zavil'gel'skii, N.A. Likhacheva, and B.N. Il'yashenko "The Role of Repairing Enzymes in the Induction of Mutations in Phages with Single-Stranded DNA"

575-582 R.N. Maslova, E.A. Lesnik, and Ya.M. Varshavskil "Influence of the Conformation on the Rate of the Slow Isotopic Exchange of Hydrogen in Poly(adenylic Acid) and Its Complexes"

583-587 Yu.N. Breusov, V.I. Ivanov, and M.Ya. Karpeiskii "Reversible Photochemical Reaction of the Enzyme Aspartate Aminotransferase"

588-591 T.M. Morozova and R.I. Salganik "Location of H³-Cortisone in the Chromatin of Rat Liver Cell Nuclei"

592-599 G.V. Gurskii "Structure of the DNA-Actinomycin Complex"

600-608 O.F. Borisova and E.I. Minyat "Complexes of Deoxyribonucleoprotein with Acridine Orange"

609-621 G.V. Silonova, N.B. Livanova, and B.I. Kurganov "Allosteric Inhibition of Phosphorylase В from Rabbit Muscle"

622-631 V.S. Shapot and N.P. Rodionova "The High-Polymeric Component of Membrane RNA from the Endoplasmic Reticulum of Rat Liver"

632-635 О.В. Astaurova, T.D. Mokul'skaya, E.N. Trifonov, and A.E. Khalizev "CHRONICLES. Structure and Genetic Functions of Biopolymers"