6BCM:
reference: Mutation of Asn-475 in the Venezuelan Equine Encephalitis Virus nsP2 Cysteine Protease leads to a Self-inhibited state., Compton J, Mickey M, Hu X, Marugan JJ, Legler PM, Biochemistry. 2017 Oct 24. doi: 10.1021/acs.biochem.7b00746. PMID: 29064679

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