5IQK:
reference: Structural and Biochemical Characterization of Rm3, a SubClass B3 Metallo-beta-Lactamase Identified from a Functional Metagenomic Study., Salimraj R, Zhang L, Hinchliffe P, Wellington EM, Brem J, Schofield CJ, Gaze WH, Spencer J, Antimicrob Agents Chemother. 2016 Jul 18. pii: AAC.00750-16. PMID: 27431213

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