2X6N: Human Foamy Virus Integrase - Catalytic Core. Manganese-Boun Structure.
reference: Structural studies of the catalytic core of the primate foamy virus (PFV-1) integrase., Rety S, Reaeabkova L, Dubanchet B, Silhan J, Legrand P, Lewit-Bentley A, Acta Crystallogr Sect F Struct Biol Cryst Commun. 2010 Aug 1;66(Pt, 8):881-6. Epub 2010 Jul 27. PMID: 20693659

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