Bacterial Proteins|Binding Sites|Computational Biology|Computer Simulation|Escherichia coli|Evolution, Molecular|Gene Expression|Genome, Bacterial|Models, Genetic|Multiprotein Complexes|Mycobacterium tuberculosis|Operon|Phylogeny|Protein Binding|Protein Interaction Domains and Motifs|Protein Interaction Mapping|RNA, Bacterial|RNA, Messenger