4QB8:
reference: Tebipenem, a new carbapenem antibiotic, is a slow substrate that inhibits the beta-lactamase from Mycobacterium tuberculosis., Hazra S, Xu H, Blanchard JS, Biochemistry. 2014 Jun 10;53(22):3671-8. doi: 10.1021/bi500339j. Epub 2014 May, 29. PMID: 24846409

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