| 1PTO: reference: Structure of a pertussis toxin-sugar complex as a model for receptor binding., Stein PE, Boodhoo A, Armstrong GD, Heerze LD, Cockle SA, Klein MH, Read RJ, Nat Struct Biol 1994 Sep;1(9):591-6. PMID: 7634099 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).