Multiple Assemblies exist for SMTL entry 4ibx
Crystal structure of stabilized TEM-1 beta-lactamase variant v.13; X-RAY DIFFRACTION 2.68 Å

	SMTL ID 4ibx.1 Ligands CALCIUM ION; 2-(N-MORPHOLINO)-ETHANESULFONIC ACID Polypeptides Beta-lactamase TEM Oligo-state monomer
	SMTL ID 4ibx.2 Ligands 2-(N-MORPHOLINO)-ETHANESULFONIC ACID Polypeptides Beta-lactamase TEM Oligo-state monomer
	SMTL ID 4ibx.3 Ligands CALCIUM ION; SULFATE ION Polypeptides Beta-lactamase TEM Oligo-state monomer
	SMTL ID 4ibx.4 Ligands 2-(N-MORPHOLINO)-ETHANESULFONIC ACID Polypeptides Beta-lactamase TEM Oligo-state monomer
	SMTL ID 4ibx.5 Ligands - Polypeptides Beta-lactamase TEM Oligo-state monomer