4FMS:
reference: Towards understanding the outer membrane uptake of small molecules by Pseudomonas aeruginosa., Eren E, Parkin J, Adelanwa A, Cheneke B, Movileanu L, Khalid S, van den Berg B, J Biol Chem. 2013 Mar 6. PMID: 23467408

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