1WKN:
reference: Analysis of the full-length integrase-DNA complex by a modified approach for DNA docking., De Luca L, Pedretti A, Vistoli G, Barreca ML, Villa L, Monforte P, Chimirri A, Biochem Biophys Res Commun 2003 Oct 31;310(4):1083-8. PMID: 14559226

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