4GWI:
reference: Manipulating the Lewis antigen specificity of the cholesterol-dependent cytolysin lectinolysin., Lawrence SL, Feil SC, Holien JK, Kuiper MJ, Doughty L, Dolezal O, Mulhern TD, Tweten RK, Parker MW, Front Immunol. 2012 Nov 5;3:330. doi: 10.3389/fimmu.2012.00330. eCollection 2012. PMID: 23181061

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