14 15 16. CC-BY-NC-ND 4.0 International license peer-reviewed) is the author/funder. It is made available under a The copyright holder for this preprint (which was not. Abstract. mRNA subcellular localization is a crucial determinant of eukaryotic gene 17 expression. For retroviruses including HIV-1, the unspliced genomic RNA (gRNA) 18 serves both as the mRNA encoding Gag/Gag-Pol capsid protein...