1GWB:
reference: Crystal structure of the platelet glycoprotein Ib(alpha) N-terminal domain reveals an unmasking mechanism for receptor activation., Uff S, Clemetson JM, Harrison T, Clemetson KJ, Emsley J, J Biol Chem 2002 Sep 20;277(38):35657-63. Epub 2002 Jun 26. PMID: 12087105

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