6CHI:
reference: Structure-Based Design of Inhibitors with Improved Selectivity for Steroidogenic Cytochrome P450 17A1 over Cytochrome P450 21A2., Fehl C, Vogt CD, Yadav R, Li K, Scott EE, Aube J, J Med Chem. 2018 May 24. doi: 10.1021/acs.jmedchem.8b00419. PMID: 29792703

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