Multiple Assemblies exist for SMTL entry 4ray
Crystal structure of Magnetospirillum gryphiswaldense MSR-1 Apo-Fur; X-RAY DIFFRACTION 1.55 Å

	SMTL ID 4ray.1 Ligands CITRATE ANION; SULFATE ION Polypeptides DNA-binding transcriptional dual regulator of siderophore biosynthesis and transport(Fur family) Oligo-state homo-dimer
	SMTL ID 4ray.2 Ligands CITRATE ANION; SULFATE ION Polypeptides DNA-binding transcriptional dual regulator of siderophore biosynthesis and transport(Fur family) Oligo-state homo-tetramer