| 2BA1: reference: Structural framework for the mechanism of archaeal exosomes in RNA processing., Buttner K, Wenig K, Hopfner KP, Mol Cell. 2005 Nov 11;20(3):461-71. PMID: 16285927 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).