Multiple Assemblies exist for SMTL entry 1pi5
Structure of N289A mutant of AmpC in complex with SM2, carboxyphenylglycylboronic acid bearing the cephalothin R1 side chain; X-RAY DIFFRACTION 1.49 Å

	SMTL ID 1pi5.1 Ligands PHOSPHATE ION; POTASSIUM ION; (1R)-1-(2-THIENYLACETYLAMINO)-1-(3-CARBOXYPHENYL)METHYLBORONIC ACID Polypeptides Beta-lactamase Oligo-state monomer
	SMTL ID 1pi5.2 Ligands POTASSIUM ION; (1R)-1-(2-THIENYLACETYLAMINO)-1-(3-CARBOXYPHENYL)METHYLBORONIC ACID Polypeptides Beta-lactamase Oligo-state monomer