2GMG:
reference: PF0610, a novel winged helix-turn-helix variant possessing a rubredoxin-like Zn ribbon motif from the hyperthermophilic archaeon, Pyrococcus furiosus., Wang X, Lee HS, Sugar FJ, Jenney FE Jr, Adams MW, Prestegard JH, Biochemistry. 2007 Jan 23;46(3):752-61. PMID: 17223696

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