1EKE:
reference: Crystal structure of archaeal RNase HII: a homologue of human major RNase H., Lai L, Yokota H, Hung LW, Kim R, Kim SH, Structure Fold Des 2000 Aug 15;8(8):897-904. PMID: 10997908

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