5LW8:
reference: Salt-inducible protein splicing in cis and trans by inteins from extremely halophilic archaea as a novel protein-engineering tool., Ciragan A, Aranko AS, Tascon I, Iwai H, J Mol Biol. 2016 Oct 6. pii: S0022-2836(16)30421-1. doi:, 10.1016/j.jmb.2016.10.006. PMID: 27720988

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