Multiple Assemblies exist for SMTL entry 1iw1
Crystal structure of a heme oxygenase (HmuO) from Corynebacterium diphtheriae complexed with heme in the ferrous state; X-RAY DIFFRACTION 1.50 Å

	SMTL ID 1iw1.1 Ligands beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose; PROTOPORPHYRIN IX CONTAINING FE; SULFATE ION Polypeptides Heme oxygenase Oligo-state monomer
	SMTL ID 1iw1.2 Ligands PROTOPORPHYRIN IX CONTAINING FE; SULFATE ION Polypeptides Heme oxygenase Oligo-state monomer
	SMTL ID 1iw1.3 Ligands PROTOPORPHYRIN IX CONTAINING FE Polypeptides Heme oxygenase Oligo-state monomer
	SMTL ID 1iw1.4 Ligands beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose; PROTOPORPHYRIN IX CONTAINING FE; SULFATE ION Polypeptides Heme oxygenase Oligo-state homo-dimer