1PBO:
reference: The three-dimensional structure of bovine odorant binding protein and its mechanism of odor recognition., Bianchet MA, Bains G, Pelosi P, Pevsner J, Snyder SH, Monaco HL, Amzel LM, Nat Struct Biol 1996 Nov;3(11):934-9. PMID: 8901871

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