3LQS:
reference: Chiral discrimination among aminotransferases: inactivation by 4-amino-4,5-dihydro-thiophenecarboxylic acid (ADTA)., Lepore BW, Liu D, Peng Y, Fu M, Yasuda C, Manning JM, Silverman RB, Ringe D, Biochemistry. 2010 Mar 1. PMID: 20192272

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