6GXC:
reference: Structure of bacterial oligosaccharyltransferase PglB bound to a reactive LLO and an inhibitory peptide., Napiorkowska M, Boilevin J, Darbre T, Reymond JL, Locher KP, Sci Rep. 2018 Nov 2;8(1):16297. doi: 10.1038/s41598-018-34534-0. PMID: 30389987

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