1ZWU:
reference: On the Importance of Carbohydrate-Aromatic Interactions for the Molecular Recognition of Oligosaccharides by Proteins: NMR Studies of the Structure and Binding Affinity of AcAMP2-like Peptides with Non-Natural Naphthyl and Fluoroaromatic Residues., Chavez MI, Andreu C, Vidal P, Aboitiz N, Freire F, Groves P, Asensio JL, Asensio G, Muraki M, Canada FJ, Jimenez-Barbero J, Chemistry 2005 Nov 18;11(23):7060-7074. PMID: 16220560

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