2C8I:
reference: Structural and functional insights into the interaction of echoviruses and decay-accelerating factor., Pettigrew DM, Williams DT, Kerrigan D, Evans DJ, Lea SM, Bhella D, J Biol Chem. 2006 Feb 24;281(8):5169-77. Epub 2005 Nov 4. PMID: 16272562

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).