5TPC:
reference: Glycans Confer Specificity to the Recognition of Ganglioside Receptors by Botulinum Neurotoxin A., Hamark C, Berntsson RP, Masuyer G, Henriksson LM, Gustafsson R, Stenmark P, Widmalm G, J Am Chem Soc. 2017 Jan 11;139(1):218-230. doi: 10.1021/jacs.6b09534. Epub 2016, Dec 27. PMID: 27958736

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