One: Rearrangement of Prokaryotic Genetic Material and DNA Cloning Vectors -- 1 Genomic Structure and Evolution of Bacillus licheniformis ? and LP52 Phage Family -- 2 Expression of the Synthetic Proenkephalin Gene in E. coli -- 3 Cloning and Expression of Bacillus?-Glucanase Genes -- 4 Regulation of ?-Amylase Synthesis in Bacillus subtilis -- 5 New Variations on an Old Theme: Type I Restriction Enzymes and Their Recognition Sequences -- 6 The EcoDXX1 Restriction and Modification System of Escherichia coli ET7 -- 7 Biological Function of Type I Restriction Enzymes -- 8 The Fosfomycin Resistance Transposon Tn2921 -- 9 Transposition-like Events Mediated by Single-ended Derivatives of Transposon Tn21 -- 10 Cloning and Expression of Determinants Encoding Toxigenicity in Enterobacteria -- 11 Extrachromosomal Replicons in Streptomyces lavendulaegrasserius -- Two: DNA-Dependent RNA Polymerase in Prokaryotes: Structure and Function, Promoter Selection -- 1 Genetic Dissection of E. coli RNA Polymerase -- 2 Non-essential Sequences in the ? Subunit of E. coli RNA Polymerase -- 3 Sequence Analysis of the ? Gene of E. coli RNA Polymerase: Correlation with Structure-Function Studies -- 4 DNA-Dependent RNA Polymerase from Streptomyces granaticolor -- 5 Transcriptional and Translational Signals in Phages PZA and ø29 -- 6 Host-Vector System with the PR' Promoter of Phage Lambda -- 7 On the Difficulties of Defining and Measuring Promoter Strength1 The Case of the Promoters of Bacterial rRNA Genes -- Three: The Role of cAMP in Gene Expression -- 1 Cyclic AMP in Bacteria: Catabolite Repression and Related Effects -- 2 DNA Sequences Involved in Expression and Regulation of deoR-, cytR- and cAMP/CRP-Controlled Genes in Escherichia coli -- 3 Differential Cellular Distribution of Cyclic AMP-Dependent Protein Kinase during Development of Dictyostelium discoideum -- 4 Amplification of the Adenylate Cyclase Gene in Escherichia coli K12 -- 5 Factors Regulating the Activity of Escherichia coli Adenylate Cyclase -- 6 Regulation of Carbohydrate Metabolism by the Bacterial PEP:Sugar Phosphotransferase System -- 7 ATP-Dependent HPr Kinase Involved in Regulation of Carbohydrate Uptake in Gram-positive Bacteria: Inducer Exclusion and Inducer Expulsion -- 8 Regulation of cAMP Synthesis in Streptomyces granaticolor -- 9 Differences in Regulation of a Bacillus megaterium Metalloproteinase during Growth and Sporulation -- Four: Translational Control of Gene Expression -- 1 Ribosomal Protein Sl: "The Messenger RNA-Catching Arm" of Escherichia coli Ribosome -- 2 Initiation of Translation of Genetic Information in Streptomyces aureofaciens -- 3 Bacilli as Hosts for Protein Production -- 4 Structure and Expression of a Chloramphenicol Resistance Gene, cat-86, Cloned from Bacillus pumilus -- 5 An Approach to Controlled Removal of the 3? End of Ribosomal 16S RNA -- 6 Three Ribosomal tRNA-Binding Sites Involved in the Elongation Process -- 7 Structure, Function and Evolution of the 3? Ends of Small Ribosomal Subunit RNA -- 8 Amino Acid Residues In Elongation Factor Tu from Escherichia coli Near the Binding Site for the 3? Terminus of Aminoacyl-tRNA -- 9 Structural and Functional Alterations of Protein-Synthesis Elongation Factor Tu Purified from Streptomyces aureofaciens in an Aggregated State -- 10 Excessive Translational Accuracy Can Inhibit Growth -- 11 Particulate Protein-Synthesis Factors Associated with Translatable mRNA in Mammalian Cells.