| 1IFT: reference: X-ray structure of recombinant ricin A-chain at 1.8 A resolution., Weston SA, Tucker AD, Thatcher DR, Derbyshire DJ, Pauptit RA, J Mol Biol 1994 Dec 9;244(4):410-22. PMID: 7990130 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).