5TV4:
reference: Structural basis of MsbA-mediated lipopolysaccharide transport., Mi W, Li Y, Yoon SH, Ernst RK, Walz T, Liao M, Nature. 2017 Sep 14;549(7671):233-237. doi: 10.1038/nature23649. Epub 2017 Sep 6. PMID: 28869968

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