Multiple Assemblies exist for SMTL entry 1fx7
CRYSTAL STRUCTURE OF THE IRON-DEPENDENT REGULATOR (IDER) FROM MYCOBACTERIUM TUBERCULOSIS; X-RAY DIFFRACTION 2.00 Å

	SMTL ID 1fx7.1 Ligands SULFATE ION; COBALT (II) ION Polypeptides IRON-DEPENDENT REPRESSOR IDER Oligo-state homo-dimer
	SMTL ID 1fx7.2 Ligands SULFATE ION; COBALT (II) ION Polypeptides IRON-DEPENDENT REPRESSOR IDER Oligo-state homo-dimer
	SMTL ID 1fx7.3 Ligands SULFATE ION; COBALT (II) ION Polypeptides IRON-DEPENDENT REPRESSOR IDER Oligo-state homo-tetramer
	SMTL ID 1fx7.4 Ligands SULFATE ION; COBALT (II) ION Polypeptides IRON-DEPENDENT REPRESSOR IDER Oligo-state homo-tetramer
	SMTL ID 1fx7.5 Ligands SULFATE ION; COBALT (II) ION Polypeptides IRON-DEPENDENT REPRESSOR IDER Oligo-state homo-tetramer