6GDR:
reference: DNA binding with a minimal scaffold: structure-function analysis of Lig E DNA ligases., Williamson A, Grgic M, Leiros HS, Nucleic Acids Res. 2018 Jul 11. pii: 5051839. doi: 10.1093/nar/gky622. PMID: 30007325

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