3C9Z:
reference: Structural basis for sugar recognition, including the Tn carcinoma antigen, by the lectin SNA-II from Sambucus nigra., Maveyraud L, Niwa H, Guillet V, Svergun DI, Konarev PV, Palmer RA, Peumans WJ, Rouge P, Van Damme EJ, Reynolds CD, Mourey L, Proteins. 2008 Sep 17. PMID: 18798567

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