2GDN:
reference: Crystal Structure and Activity Studies of the Mycobacterium tuberculosis {beta}-Lactamase Reveal Its Critical Role in Resistance to {beta}-Lactam Antibiotics., Wang F, Cassidy C, Sacchettini JC, Antimicrob Agents Chemother. 2006 Aug;50(8):2762-71. PMID: 16870770

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