5F4B:
reference: WrpA is an atypical flavodoxin-family protein under regulatory control of the Brucella abortus general stress response system., Herrou J, Czyz DM, Willett JW, Kim HS, Chhor G, Babnigg G, Kim Y, Crosson S, J Bacteriol. 2016 Feb 8. pii: JB.00982-15. PMID: 26858101

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).