2IVN:
reference: An archaeal orthologue of the universal protein Kae1 is an iron metalloprotein which exhibits atypical DNA-binding properties and apurinic-endonuclease activity in vitro., Hecker A, Leulliot N, Gadelle D, Graille M, Justome A, Dorlet P, Brochier C, Quevillon-Cheruel S, Le Cam E, van Tilbeurgh H, Forterre P, Nucleic Acids Res. 2007;35(18):6042-51. Epub 2007 Aug 30. PMID: 17766251

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