1A7T:
reference: Unanticipated inhibition of the metallo-beta-lactamase from Bacteroides fragilis by 4-morpholineethanesulfonic acid (MES): a crystallographic study at 1.85-A resolution., Fitzgerald PM, Wu JK, Toney JH, Biochemistry 1998 May 12;37(19):6791-800. PMID: 9578564

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