5GW7:
reference: Crystal structure of the enzyme-product complex reveals sugar ring distortion during catalysis by family 63 inverting alpha-glycosidase., Miyazaki T, Nishikawa A, Tonozuka T, J Struct Biol. 2016 Sep 26. pii: S1047-8477(16)30204-0. doi:, 10.1016/j.jsb.2016.09.015. PMID: 27688023

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