1BZA:
reference: Crystal structure of the E166A mutant of extended-spectrum beta-lactamase Toho-1 at 1.8 A resolution., Ibuka A, Taguchi A, Ishiguro M, Fushinobu S, Ishii Y, Kamitori S, Okuyama K, Yamaguchi K, Konno M, Matsuzawa H, J Mol Biol 1999 Feb 5;285(5):2079-87. PMID: 9925786

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).