4IJQ:
reference: Acyclic Nucleoside Phosphonates Containing a Second Phosphonate Group Are Potent Inhibitors of 6-Oxopurine Phosphoribosyltransferases and Have Antimalarial Activity., Keough DT, Spacek P, Hockova D, Tichy T, Vrbkova S, Slavetinska L, Janeba Z, Naesens L, Edstein MD, Chavchich M, Wang TH, de Jersey J, Guddat LW, J Med Chem. 2013 Mar 19. PMID: 23448281

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