3BGF:
reference: Structural Insights into Immune Recognition of the Severe Acute Respiratory Syndrome Coronavirus S Protein Receptor Binding Domain., Pak JE, Sharon C, Satkunarajah M, Auperin TC, Cameron CM, Kelvin DJ, Seetharaman J, Cochrane A, Plummer FA, Berry JD, Rini JM, J Mol Biol. 2009 Mar 24. PMID: 19324051

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