| 2M2K: reference: The Structure of HasB Reveals a New Class of TonB Protein Fold., de Amorim GC, Prochnicka-Chalufour A, Delepelaire P, Lefevre J, Simenel C, Wandersman C, Delepierre M, Izadi-Pruneyre N, PLoS One. 2013;8(3):e58964. doi: 10.1371/journal.pone.0058964. Epub 2013 Mar 19. PMID: 23527057 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).