1YPI:
reference: Structure of yeast triosephosphate isomerase at 1.9-A resolution., Lolis E, Alber T, Davenport RC, Rose D, Hartman FC, Petsko GA, Biochemistry 1990 Jul 17;29(28):6609-18. PMID: 2204417

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