5GJP:
reference: Crystal Structure and Pyridoxal 5-Phosphate Binding Property of Lysine Decarboxylase from Selenomonas ruminantium., Sagong HY, Son HF, Kim S, Kim YH, Kim IK, Kim KJ, PLoS One. 2016 Nov 18;11(11):e0166667. doi: 10.1371/journal.pone.0166667., eCollection 2016. PMID: 27861532

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