1A2D:
reference: Structural characterization of two synthetic catalysts based on adipocyte lipid-binding protein., Ory JJ, Mazhary A, Kuang H, Davies RR, Distefano MD, Banaszak LJ, Protein Eng 1998 Apr;11(4):253-61. PMID: 9680187

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