5L2F:
reference: The structure of a doripenem-bound OXA-51 class D beta-lactamase variant with enhanced carbapenemase activity., June CM, Muckenthaler TJ, Schroder EC, Klamer ZL, Wawrzak Z, Powers RA, Szarecka A, Leonard DA, Protein Sci. 2016 Sep 16. doi: 10.1002/pro.3040. PMID: 27636561

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