2WI9:
reference: Selective oxidation of carbolide C-H bonds by an engineered macrolide P450 mono-oxygenase., Li S, Chaulagain MR, Knauff AR, Podust LM, Montgomery J, Sherman DH, Proc Natl Acad Sci U S A. 2009 Oct 15. PMID: 19833867

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