title: The insertion sequence IS21 of R68.45 and the molecular basis for mobilization of the bacterial chromosome.
mesh_terms: D001483:Base Sequence; D002874:Chromosome Mapping; D002876:Chromosomes, Bacterial; D004261:DNA Replication; D004262:DNA Restriction Enzymes / Q000378:metabolism; D004251:DNA Transposable Elements; D004269:DNA, Bacterial / Q000235:genetics*; D004926:Escherichia coli / Q000235:genetics*; D010957:Plasmids; D011549:Pseudomonas / Q000235:genetics*
chemical_list: D004251:DNA Transposable Elements; D004269:DNA, Bacterial; D004262:DNA Restriction Enzymes