5XVS:
reference: The tetrameric structure of sialic-acid-synthesizing UDP-GlcNAc 2-epimerase from Acinetobacter baumannii: a comparative study with human GNE., Ko TP, Lai SJ, Hsieh TJ, Yang CS, Chen Y, J Biol Chem. 2018 May 15. pii: RA118.001971. doi: 10.1074/jbc.RA118.001971. PMID: 29764940

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