Multiple Assemblies exist for SMTL entry 1zxn
Human DNA topoisomerase IIa ATPase/ADP; X-RAY DIFFRACTION 2.51 Å

	SMTL ID 1zxn.1 Ligands MAGNESIUM ION; ADENOSINE-5'-DIPHOSPHATE; GLYCEROL; SULFATE ION Polypeptides DNA topoisomerase II, alpha isozyme Oligo-state homo-dimer
	SMTL ID 1zxn.2 Ligands MAGNESIUM ION; ADENOSINE-5'-DIPHOSPHATE; SULFATE ION Polypeptides DNA topoisomerase II, alpha isozyme Oligo-state homo-dimer