3RW7:
reference: Structure-function studies of nucleocytoplasmic transport of retroviral genomic RNA by mRNA export factor TAP., Teplova M, Wohlbold L, Khin NW, Izaurralde E, Patel DJ, Nat Struct Mol Biol. 2011 Aug 7;18(9):990-8. doi: 10.1038/nsmb.2094. PMID: 21822283

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