5WJ6:
reference: Characterization of the interactions of potent allosteric inhibitors with glutaminase C, a key enzyme in cancer cell glutamine metabolism., Huang Q, Stalnecker C, Zhang C, McDermott LA, Iyer P, O'Neill J, Reimer S, Cerione RA, Katt WP, J Biol Chem. 2018 Jan 9. pii: M117.810101. doi: 10.1074/jbc.M117.810101. PMID: 29317493

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