3S8R:
reference: Crystal structures of glutaryl 7-aminocephalosporanic acid acylase: insight into autoproteolytic activation., Kim JK, Yang IS, Rhee S, Dauter Z, Lee YS, Park SS, Kim KH, Biochemistry. 2003 Apr 15;42(14):4084-93. PMID: 12680762

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