Terminator Regions, GeneticTranscription Termination, GeneticTranscription, GeneticBase SequencePromoter Regions, GeneticRho FactorCodon, TerminatorOperonEscherichia coliMolecular Sequence DataRNA, BacterialNucleic Acid ConformationGenes, BacterialBacillus subtilisPlasmidsDNA-Directed RNA PolymerasesGene Expression Regulation, BacterialGenes, Regulator