5T3U:
reference: Structural characterization of the PTS IIA and IIB proteins associated with pneumococcal fucose utilization., Higgins MA, Hamilton AM, Boraston AB, Proteins. 2017 Feb 7. doi: 10.1002/prot.25264. PMID: 28168775

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