title: Conservation of xer site-specific recombination genes in bacteria.
authors.forename: G D
authors.initials: GD
authors.lastname: Recchia
authors.forename: D J
authors.initials: DJ
authors.lastname: Sherratt
mesh_terms: D001419:Bacteria / Q000201:enzymology / Q000235:genetics*; D004254:DNA Nucleotidyltransferases / Q000235:genetics* / Q000378:metabolism; D004269:DNA, Bacterial / Q000378:metabolism*; D019426:Integrases; D045522:Recombinases; D011995:Recombination, Genetic
chemical_list: D004269:DNA, Bacterial; D045522:Recombinases; D004254:DNA Nucleotidyltransferases; D019426:Integrases; C115006:integron integrase IntI1