3URQ:
reference: Enzymes for the Homeland Defense: Optimizing Phosphotriesterase for the Hydrolysis of Organophosphate Nerve Agents., Tsai PC, Fox N, Bigley AN, Harvey SP, Barondeau DP, Raushel FM, Biochemistry. 2012 Jul 18. PMID: 22809162

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