4G4G:
reference: The structure of a novel glucuronoyl esterase from Myceliophthora thermophila gives new insights into its role as a potential biocatalyst., Charavgi MD, Dimarogona M, Topakas E, Christakopoulos P, Chrysina ED, Acta Crystallogr D Biol Crystallogr. 2013 Jan;69(Pt 1):63-73. doi:, 10.1107/S0907444912042400. Epub 2012 Dec 20. PMID: 23275164

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