Walther, T., Pickersgill, H., Cordes, V., Goldberg, M., Allen, T., Mattaj, I., & Fornerod, M. (2002). The cytoplasmic filaments of the nuclear pore complex are dispensable for selective nuclear protein import. Journal of Cell Biology, 158(1), 63-77. https://doi.org/10.1083/jcb.200202088