2QFS:
reference: Structural basis of glyphosate tolerance resulting from mutations of pro101 in E. coli EPSP synthase., Healy-Fried ML, Funke T, Priestman MA, Han H, Schonbrunn E, J Biol Chem. 2007 Sep 12;. PMID: 17855366

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