Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/4RVE 4RVE: THE CRYSTAL STRUCTURE OF ECORV ENDONUCLEASE AND OF ITS COMPLEXES WITH COGNATE AND NON-COGNATE... DNA (5'-D(*GP*GP*GP*AP*TP*AP*TP*CP*CP*C)-3')PROTEIN (ECO RV (E.C.3.1.21.4))