| 2ZWP: reference: Requirement of a unique Ca(2+)-binding loop for folding of Tk-subtilisin from a hyperthermophilic archaeon., Takeuchi Y, Tanaka S, Matsumura H, Koga Y, Takano K, Kanaya S, Biochemistry. 2009 Nov 10;48(44):10637-43. PMID: 19813760 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).