Karyopherin-mediated nucleocytoplasmic transport

CE Wing, HYJ Fung, YM Chook - Nature reviews Molecular cell biology, 2022 - nature.com
Efficient and regulated nucleocytoplasmic trafficking of macromolecules to the correct
subcellular compartment is critical for proper functions of the eukaryotic cell. The majority of …

Structural biology and regulation of protein import into the nucleus

M Christie, CW Chang, G Róna, KM Smith… - Journal of molecular …, 2016 - Elsevier
Proteins are translated in the cytoplasm, but many need to access the nucleus to perform
their functions. Understanding how these nuclear proteins are transported through the …

Near-atomic resolution visualization of human transcription promoter opening

Y He, C Yan, J Fang, C Inouye, R Tjian, I Ivanov… - Nature, 2016 - nature.com
In eukaryotic transcription initiation, a large multi-subunit pre-initiation complex (PIC) that
assembles at the core promoter is required for the opening of the duplex DNA and …

Capsid-CPSF6 interaction licenses nuclear HIV-1 trafficking to sites of viral DNA integration

V Achuthan, JM Perreira, GA Sowd, M Puray-Chavez… - Cell Host & Microbe, 2018 - cell.com
HIV-1 integration into the host genome favors actively transcribed genes. Prior work
indicated that the nuclear periphery provides the architectural basis for integration site …

The HIV capsid mimics karyopherin engagement of FG-nucleoporins

CF Dickson, S Hertel, AJ Tuckwell, N Li, J Ruan… - Nature, 2024 - nature.com
HIV can infect non-dividing cells because the viral capsid can overcome the selective barrier
of the nuclear pore complex and deliver the genome directly into the nucleus,. Remarkably …

Mislocalization of pathogenic RBM20 variants in dilated cardiomyopathy is caused by loss-of-interaction with Transportin-3

J Kornienko, M Rodríguez-Martínez, K Fenzl… - Nature …, 2023 - nature.com
Severe forms of dilated cardiomyopathy (DCM) are associated with point mutations in the
alternative splicing regulator RBM20 that are frequently located in the arginine/serine-rich …

Host cofactors and pharmacologic ligands share an essential interface in HIV-1 capsid that is lost upon disassembly

AJ Price, DA Jacques, WA McEwan, AJ Fletcher… - PLoS …, 2014 - journals.plos.org
The HIV-1 capsid is involved in all infectious steps from reverse transcription to integration
site selection, and is the target of multiple host cell and pharmacologic ligands. However …

Cargo transport through the nuclear pore complex at a glance

G Paci, J Caria, EA Lemke - Journal of cell science, 2021 - journals.biologists.com
Bidirectional transport of macromolecules across the nuclear envelope is a hallmark of
eukaryotic cells, in which the genetic material is compartmentalized inside the nucleus. The …

HIV-1 usurps mixed-charge domain-dependent CPSF6 phase separation for higher-order capsid binding, nuclear entry and viral DNA integration

S Jang, GJ Bedwell, SP Singh, HJ Yu… - Nucleic Acids …, 2024 - academic.oup.com
HIV-1 integration favors nuclear speckle (NS)-proximal chromatin and viral infection induces
the formation of capsid-dependent CPSF6 condensates that colocalize with nuclear …

Nuclear localization signals for four distinct karyopherin-β nuclear import systems

M Soniat, YM Chook - Biochemical Journal, 2015 - portlandpress.com
The Karyopherin-β family of proteins mediates nuclear transport of macromolecules. Nuclear
versus cytoplasmic localization of proteins is often suggested by the presence of NLSs …