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Nuclear Transport of Yeast Proteasomes [PDF]

open access: yesFrontiers in Molecular Biosciences, 2019
Proteasomes are key proteases in regulating protein homeostasis. Their holo-enzymes are composed of 40 different subunits which are arranged in a proteolytic core (CP) flanked by one to two regulatory particles (RP).
Petra Wendler, Cordula Enenkel
doaj   +6 more sources

Kap-β2/Transportin mediates β-catenin nuclear transport in Wnt signaling [PDF]

open access: yeseLife, 2022
Wnt signaling is essential for many aspects of embryonic development including the formation of the primary embryonic axis. In addition, excessive Wnt signaling drives multiple diseases including cancer, highlighting its importance for disease ...
Woong Y Hwang   +4 more
doaj   +2 more sources

Nuclear transport proteins: structure, function and disease relevance [PDF]

open access: yesSignal Transduction and Targeted Therapy, 2023
Proper subcellular localization is crucial for the functioning of biomacromolecules, including proteins and RNAs. Nuclear transport is a fundamental cellular process that regulates the localization of many macromolecules within the nuclear or cytoplasmic
Yang Yang   +5 more
doaj   +2 more sources

The Role of Protein Disorder in Nuclear Transport and in Its Subversion by Viruses [PDF]

open access: yesCells, 2020
The transport of host proteins into and out of the nucleus is key to host function. However, nuclear transport is restricted by nuclear pores that perforate the nuclear envelope.
Jacinta M. Wubben   +2 more
doaj   +2 more sources

Gene alterations in the nuclear transport receptor superfamily: A study of head and neck cancer. [PDF]

open access: yesPLoS ONE
In cancer cells, the nuclear transport system is often disrupted, leading to abnormal localization of nuclear proteins and altered gene expression.
Phuong Thao Nguyen   +6 more
doaj   +2 more sources

Nuclear transport genes recurrently duplicate by means of RNA intermediates in Drosophila but not in other insects [PDF]

open access: yesBMC Genomics, 2021
Background The nuclear transport machinery is involved in a well-known male meiotic drive system in Drosophila. Fast gene evolution and gene duplications have been major underlying mechanisms in the evolution of meiotic drive systems, and this might ...
Ayda Mirsalehi   +3 more
doaj   +2 more sources

Parallel import mechanisms ensure the robust nuclear localization of actin in Drosophila

open access: yesFrontiers in Molecular Biosciences, 2022
Actin, as an ancient and fundamental protein, participates in various cytoplasmic as well as nuclear functions in eukaryotic cells. Based on its manifold tasks in the nucleus, it is a reasonable assumption that the nuclear presence of actin is essential ...
Péter Borkúti   +11 more
doaj   +1 more source

Nuclear Localization Signals for Optimization of Genetically Encoded Tools in Neurons

open access: yesFrontiers in Cell and Developmental Biology, 2022
Nuclear transport in neurons differs from that in non-neuronal cells. Here we developed a non-opsin optogenetic tool (OT) for the nuclear export of a protein of interest induced by near-infrared (NIR) light.
Maksim M. Karasev   +4 more
doaj   +1 more source

T-cell receptor (TCR) signaling promotes the assembly of RanBP2/RanGAP1-SUMO1/Ubc9 nuclear pore subcomplex via PKC-θ-mediated phosphorylation of RanGAP1

open access: yeseLife, 2021
The nuclear pore complex (NPC) is the sole and selective gateway for nuclear transport, and its dysfunction has been associated with many diseases. The metazoan NPC subcomplex RanBP2, which consists of RanBP2 (Nup358), RanGAP1-SUMO1, and Ubc9, regulates ...
Yujiao He   +10 more
doaj   +1 more source

Molecular determinants of large cargo transport into the nucleus

open access: yeseLife, 2020
Nucleocytoplasmic transport is tightly regulated by the nuclear pore complex (NPC). Among the thousands of molecules that cross the NPC, even very large (>15 nm) cargoes such as pathogens, mRNAs and pre-ribosomes can pass the NPC intact.
Giulia Paci   +4 more
doaj   +1 more source

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