5KOW:
reference: The Structure of the Antibiotic Deactivating, N-hydroxylating Rifampicin Monooxygenase., Liu LK, Abdelwahab H, Martin Del Campo JS, Mehra-Chaudhary R, Sobrado P, Tanner JJ, J Biol Chem. 2016 Aug 24. pii: jbc.M116.745315. PMID: 27557658

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