4DWC:
reference: Crystal Structure of the Pestivirus Envelope Glycoprotein E(rns) and Mechanistic Analysis of Its Ribonuclease Activity., Krey T, Bontems F, Vonrhein C, Vaney MC, Bricogne G, Rumenapf T, Rey FA, Structure. 2012 May 9;20(5):862-73. PMID: 22579253

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