2WFO:
reference: Unusual Molecular Architecture of the Machupo Virus Attachment Glycoprotein., Bowden TA, Crispin M, Graham SC, Harvey DJ, Grimes JM, Jones EY, Stuart DI, J Virol. 2009 Jun 3. PMID: 19494008

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