| 1XQJ: reference: Crystal structure of human maspin, a serpin with antitumor properties: reactive center loop of maspin is exposed but constrained., Al-Ayyoubi M, Gettins PG, Volz K, J Biol Chem 2004 Dec 31;279(53):55540-4. Epub 2004 Oct 22. PMID: 15501821 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).