3UPB:
reference: Arabinose 5-phosphate covalently inhibits transaldolase., Light SH, Anderson WF, J Struct Funct Genomics. 2014 Mar;15(1):41-4. doi: 10.1007/s10969-014-9174-1., Epub 2014 Feb 9. PMID: 24510200

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