2ACQ:
reference: An anion binding site in human aldose reductase: mechanistic implications for the binding of citrate, cacodylate, and glucose 6-phosphate., Harrison DH, Bohren KM, Ringe D, Petsko GA, Gabbay KH, Biochemistry 1994 Mar 1;33(8):2011-20. PMID: 8117658

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