title: Nucleotide-sequence analysis of a chi site.
mesh_terms: D010582:Bacteriophage lambda / Q000235:genetics; D001483:Base Sequence; D004269:DNA, Bacterial / Q000235:genetics; D004926:Escherichia coli / Q000235:genetics*; D005809:Genes, Regulator; D011995:Recombination, Genetic
chemical_list: D004269:DNA, Bacterial