title: Studies with IS1 and IS4.
mesh_terms: D001483:Base Sequence; D001665:Binding Sites; D002876:Chromosomes, Bacterial; D004251:DNA Transposable Elements; D004926:Escherichia coli / Q000235:genetics*; D005690:Galactose / Q000235:genetics; D005809:Genes, Regulator; D008040:Genetic Linkage; D009876:Operon; D010957:Plasmids; D011995:Recombination, Genetic
chemical_list: D004251:DNA Transposable Elements; D005690:Galactose