2UZJ:
reference: Structure of the Mature Streptococcal Cysteine Protease Exotoxin mSpeB in Its Active Dimeric Form., Olsen JG, Dagil R, Niclasen LM, Sorensen OE, Kragelund BB, J Mol Biol. 2009 Aug 25. PMID: 19712682

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