https://www.ncbi.nlm.nih.gov/Structure/pdb/8YON
8YON: structure of phage T6 full-length topoisomerase II bound with DNA
DNA (50-MER)DNA topoisomerase (ATP-hydrolyzing)DNA topoisomerase medium subunitPHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
full length