title: Cloning of the RNA polymerase sigma-55 gene and a regulated promoter of Bacillus subtilis.
mesh_terms: D001412:Bacillus subtilis / Q000235:genetics*; D001483:Base Sequence; D003001:Cloning, Molecular; D004262:DNA Restriction Enzymes; D004269:DNA, Bacterial; D004274:DNA, Recombinant; D012321:DNA-Directed RNA Polymerases / Q000235:genetics*; D004926:Escherichia coli / Q000235:genetics / Q000528:radiation effects; D009876:Operon; D010957:Plasmids; D014158:Transcription, Genetic; D014466:Ultraviolet Rays
chemical_list: D004269:DNA, Bacterial; D004274:DNA, Recombinant; D012321:DNA-Directed RNA Polymerases; D004262:DNA Restriction Enzymes