4WPZ:
reference: Functional characterization of CYP107W1 from Streptomyces avermitilis and biosynthesis of macrolide oligomycin A., Han S, Pham TV, Kim JH, Lim YR, Park HG, Cha GS, Yun CH, Chun YJ, Kang LW, Kim D, Arch Biochem Biophys. 2015 Apr 4;575:1-7. doi: 10.1016/j.abb.2015.03.025. PMID: 25849761

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