1RFR:
reference: The structure of the stemloop D subdomain of coxsackievirus B3 cloverleaf RNA and its interaction with the proteinase 3C., Ohlenschlager O, Wohnert J, Bucci E, Seitz S, Hafner S, Ramachandran R, Zell R, Gorlach M, Structure (Camb) 2004 Feb;12(2):237-48. PMID: 14962384

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