2O6I:
reference: Characterization of the deoxynucleotide triphosphate triphosphohydrolase (dNTPase) activity of the EF1143 protein from Enterococcus faecalis and crystal structure of the activator-substrate complex., Vorontsov II, Minasov G, Kiryukhina O, Brunzelle JS, Shuvalova L, Anderson WF, J Biol Chem. 2011 Sep 23;286(38):33158-66. Epub 2011 Jul 13. PMID: 21757692

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