title: Multiple copies of the insertion-DNA sequences IS1 and IS2 in the chromosome of E. coli K-12.
mesh_terms: D001483:Base Sequence; D001667:Binding, Competitive; D002499:Centrifugation, Density Gradient; D002869:Chromosome Aberrations; D003090:Coliphages / Q000032:analysis; D004269:DNA, Bacterial / Q000032:analysis*; D004279:DNA, Viral / Q000032:analysis; D004926:Escherichia coli; D005111:Extrachromosomal Inheritance; D005827:Genetics, Microbial; D009693:Nucleic Acid Hybridization
chemical_list: D004269:DNA, Bacterial; D004279:DNA, Viral