| 5K9B: reference: Electrochemical and Structural Characterization of Azotobacter vinelandii Flavodoxin II., Segal HM, Spatzal T, Hill MG, Udit AK, Rees DC, Protein Sci. 2017 Jul 14. doi: 10.1002/pro.3236. PMID: 28710816 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).