3KOA:
reference: Structure of foot-and-mouth disease virus mutant polymerases with reduced sensitivity to ribavirin., Ferrer-Orta C, Sierra M, Agudo R, de la Higuera I, Arias A, Perez-Luque R, Escarmis C, Domingo E, Verdaguer N, J Virol. 2010 Jun;84(12):6188-99. Epub 2010 Apr 14. PMID: 20392853

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