1MIQ:
reference: Structural insights into the activation of P. vivax plasmepsin., Bernstein NK, Cherney MM, Yowell CA, Dame JB, James MN, J Mol Biol. 2003 Jun 6;329(3):505-24. PMID: 12767832

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