5LTM:
reference: Zymophore identification enables the discovery of novel phenylalanine ammonia lyase enzymes., Weise NJ, Ahmed ST, Parmeggiani F, Galman JL, Dunstan MS, Charnock SJ, Leys D, Turner NJ, Sci Rep. 2017 Oct 20;7(1):13691. doi: 10.1038/s41598-017-13990-0. PMID: 29057979

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