Multiple Assemblies exist for SMTL entry 1iw7
Crystal structure of the RNA polymerase holoenzyme from Thermus thermophilus at 2.6A resolution; X-RAY DIFFRACTION 2.60 Å

	SMTL ID 1iw7.1 Ligands MAGNESIUM ION; LEAD (II) ION Polypeptides RNA polymerase alpha subunit; RNA polymerase beta subunit; RNA polymerase beta subunit; RNA polymerase omega subunit; RNA polymerase sigma-70 subunit Oligo-state hetero-oligomer
	SMTL ID 1iw7.2 Ligands MAGNESIUM ION; LEAD (II) ION Polypeptides RNA polymerase alpha subunit; RNA polymerase beta subunit; RNA polymerase beta subunit; RNA polymerase omega subunit; RNA polymerase sigma-70 subunit Oligo-state hetero-oligomer