3KD2:
reference: Crystal structure of the CFTR inhibitory factor Cif reveals novel active-site features of an epoxide hydrolase virulence factor., Bahl CD, Morisseau C, Bomberger JM, Stanton BA, Hammock BD, O'Toole GA, Madden DR, J Bacteriol. 2010 Jan 29. PMID: 20118260

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