title: Conserved themes but novel activities in recombinases and topoisomerases.
authors.affiliation: Department of Biochemistry, University of Oxford, United Kingdom.
authors.forename: D J
authors.initials: DJ
authors.lastname: Sherratt
authors.forename: D B
authors.initials: DB
authors.lastname: Wigley
mesh_terms: D004254:DNA Nucleotidyltransferases / Q000737:chemistry*; D004264:DNA Topoisomerases, Type I / Q000737:chemistry*; D006801:Humans; D014616:Vaccinia virus / Q000201:enzymology
chemical_list: D004254:DNA Nucleotidyltransferases; D004264:DNA Topoisomerases, Type I