Multiple Assemblies exist for SMTL entry 4gph
Structure of HmuO, heme oxygenase from Corynebacterium diphtheriae, in complex with the putative reaction intermediates between Fe3+-biliverdin and biliverdin (data set IV); X-RAY DIFFRACTION 1.70 Å

	SMTL ID 4gph.1 Ligands FE (III) ION; BILIVERDINE IX ALPHA; SULFATE ION Polypeptides Heme oxygenase Oligo-state monomer
	SMTL ID 4gph.2 Ligands BILIVERDINE IX ALPHA; SULFATE ION Polypeptides Heme oxygenase Oligo-state monomer
	SMTL ID 4gph.3 Ligands FE (III) ION; BILIVERDINE IX ALPHA; ASCORBIC ACID; SULFATE ION Polypeptides Heme oxygenase Oligo-state monomer