6HHE:
reference: Structural and biochemical evaluation of Ceratitis capitata OBP22 affinity for odorants involved in inter-sex communication., Falchetto M, Ciossani G, Scolari F, Di Cosimo A, Nenci S, Field LM, Mattevi A, Zhou JJ, Gasperi G, Forneris F, Insect Mol Biol. 2018 Dec 12. doi: 10.1111/imb.12559. PMID: 30548711

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