Results 21 to 30 of about 7,164,132 (254)

Types of nuclear localization signals and mechanisms of protein import into the nucleus

open access: yesCell Communication and Signaling, 2021
Nuclear localization signals (NLS) are generally short peptides that act as a signal fragment that mediates the transport of proteins from the cytoplasm into the nucleus.
Juane Lu   +6 more
doaj   +1 more source

Uip4p modulates nuclear pore complex function in Saccharomyces cerevisiae

open access: yesNucleus, 2022
A double membrane bilayer perforated by nuclear pore complexes (NPCs) governs the shape of the nucleus, the prominent distinguishing organelle of a eukaryotic cell.
Pallavi Deolal   +2 more
doaj   +1 more source

An Endoribonuclease Functionally Linked to Perinuclear mRNP Quality Control Associates with the Nuclear Pore Complexes [PDF]

open access: yes, 2009
Nuclear mRNA export is a crucial step in eukaryotic gene expression, which is in yeast coupled to cotranscriptional messenger ribonucleoprotein particle ( mRNP) assembly and surveillance.
Attila Rácz   +17 more
core   +1 more source

Energetics of Transport through the Nuclear Pore Complex. [PDF]

open access: yesPLoS ONE, 2016
Molecular transport across the nuclear envelope in eukaryotic cells is solely controlled by the nuclear pore complex (NPC). The NPC provides two types of nucleocytoplasmic transport: passive diffusion of small molecules and active chaperon-mediated ...
Ali Ghavami   +2 more
doaj   +1 more source

Baculovirus Nuclear Import: Open, Nuclear Pore Complex (NPC) Sesame

open access: yesViruses, 2013
Baculoviruses are one of the largest viruses that replicate in the nucleus of their host cells. During infection, the rod-shape, 250-nm long nucleocapsid delivers its genome into the nucleus.
Wei Wu, Shelly Au, Nelly Panté
doaj   +1 more source

Cohesiveness tunes assembly and morphology of FG nucleoporin domain meshworks – Implications for nuclear pore permeability [PDF]

open access: yes, 2013
Nuclear pore complexes control the exchange of macromolecules between the cytoplasm and the nucleus. A selective permeability barrier that arises from a supramolecular assembly of intrinsically unfolded nucleoporin domains rich in phenylalanine-glycine ...
Frey, S.   +16 more
core   +1 more source

NDC1 : a crucial membrane-integral nucleoporin of metazoan nuclear pore complexes [PDF]

open access: yes, 2006
POM121 and gp210 were, until this point, the only known membrane-integral nucleoporins (Nups) of vertebrates and, thus, the only candidate anchors for nuclear pore complexes (NPCs) within the nuclear membrane. In an accompanying study (Stavru et al.), we
Gorlich, D.   +19 more
core   +1 more source

Viral Subversion of the Nuclear Pore Complex

open access: yesViruses, 2013
The nuclear pore complex (NPC) acts as a selective barrier between the nucleus and the cytoplasm and is responsible for mediating communication by regulating the transport of RNA and proteins. Numerous viral pathogens have evolved different mechanisms to
Valerie Le Sage, Andrew J. Mouland
doaj   +1 more source

The nuclear pore complex : its role in chromatin structure and RNA export [PDF]

open access: yes, 2015
Epigenetic regulation of gene expression is a relatively new and rapidly developing research field. It studies the mechanisms of regulation of gene expression, which although heritable, occur independently of changes in the DNA sequence and certainly aid
Hristova, Emilia
core   +1 more source

Caspase-mediated nuclear pore complex trimming in cell differentiation and endoplasmic reticulum stress

open access: yeseLife, 2023
During apoptosis, caspases degrade 8 out of ~30 nucleoporins to irreversibly demolish the nuclear pore complex. However, for poorly understood reasons, caspases are also activated during cell differentiation.
Ukrae H Cho, Martin W Hetzer
doaj   +1 more source

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