6TLB:
reference: Structure-Based Identification and Functional Characterization of a Lipocalin in the Malaria Parasite Plasmodium falciparum., Burda PC, Crosskey T, Lauk K, Zurborg A, Sohnchen C, Liffner B, Wilcke L, Pietsch E, Strauss J, Jeffries CM, Svergun DI, Wilson DW, Wilmanns M, Gilberger TW, Cell Rep. 2020 Jun 23;31(12):107817. doi: 10.1016/j.celrep.2020.107817. PMID: 32579913

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