1PQE:
reference: Structural constraints on protein self-processing in L-aspartate-alpha-decarboxylase., Schmitzberger F, Kilkenny ML, Lobley CM, Webb ME, Vinkovic M, Matak-Vinkovic D, Witty M, Chirgadze DY, Smith AG, Abell C, Blundell TL, EMBO J 2003 Dec 1;22(23):6193-204. PMID: 14633979

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