2BG8:
reference: Effect of pH on the active site of an Arg121Cys mutant of the metallo-beta-lactamase from Bacillus cereus: implications for the enzyme mechanism., Davies AM, Rasia RM, Vila AJ, Sutton BJ, Fabiane SM, Biochemistry. 2005 Mar 29;44(12):4841-9. PMID: 15779910

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