| 1GHQ: reference: Structure of complement receptor 2 in complex with its C3d ligand., Szakonyi G, Guthridge JM, Li D, Young K, Holers VM, Chen XS, Science 2001 Jun 1;292(5522):1725-8. PMID: 11387479 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).