2LHF:
reference: Structural basis for the interaction of lipopolysaccharide with OprH from Pseudomonas aeruginosa., Edrington TC, Kintz E, Goldberg JB, Tamm LK, J Biol Chem. 2011 Aug 24. PMID: 21865172

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