2LUO:
reference: The apo-structure of the low-molecular-weight protein tyrosine phosphatase A (MptpA) from Mycobacterium tuberculosis allows for better target-specific drug development., Stehle T, Sreeramulu S, Lohr F, Richter C, Saxena K, Jonker HR, Schwalbe H, J Biol Chem. 2012 Aug 10. PMID: 22888002

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