5K2Y:
reference: Structural and functional analysis of the solute-binding protein UspC from Mycobacterium tuberculosis that is specific for amino sugars., Fullam E, Prokes I, Futterer K, Besra GS, Open Biol. 2016 Jun;6(6). pii: 160105. doi: 10.1098/rsob.160105. PMID: 27335320

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