2ISS:
reference: Structural insights into the mechanism of the PLP synthase holoenzyme from Thermotoga maritima., Zein F, Zhang Y, Kang YN, Burns K, Begley TP, Ealick SE, Biochemistry. 2006 Dec 12;45(49):14609-20. PMID: 17144654

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