Multiple Assemblies exist for SMTL entry 1kr3
Crystal Structure of the Metallo beta-Lactamase from Bacteroides fragilis (CfiA) in Complex with the Tricyclic Inhibitor SB-236050.; X-RAY DIFFRACTION 2.50 Å

	SMTL ID 1kr3.1 Ligands ZINC ION; SODIUM ION; 7,8-DIHYDROXY-1-METHOXY-3-METHYL-10-OXO-4,10-DIHYDRO-1H,3H-PYRANO[4,3-B]CHROMENE-9-CARBOXYLIC ACID Polypeptides beta-Lactamase, type II Oligo-state monomer
	SMTL ID 1kr3.2 Ligands ZINC ION; SODIUM ION; 7,8-DIHYDROXY-1-METHOXY-3-METHYL-10-OXO-4,10-DIHYDRO-1H,3H-PYRANO[4,3-B]CHROMENE-9-CARBOXYLIC ACID Polypeptides beta-Lactamase, type II Oligo-state monomer