4B2G:
reference: Crystal Structure of an Indole-3-Acetic Acid Amido Synthetase from Grapevine Involved in Auxin Homeostasis., Peat TS, Bottcher C, Newman J, Lucent D, Cowieson N, Davies C, Plant Cell. 2012 Nov 9. PMID: 23136372

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