Results 311 to 320 of about 2,343,531 (340)

The nuclear pore complex [PDF]

open access: possible, 1998
The nuclear pore complex is the largest supramolecular complex that assembles in the eukaryotic cell. This structure is highly dynamic and must disassemble prior to mitosis and reassemble after the event. The directed movement of macromolecules into and out of the nucleus occurs through the nuclear pore complex, a potentially regulatory point for ...
Natasha V. Raikhel, Antje Heese-Peck
openaire   +2 more sources

Nuclear pores and nuclear assembly

Current Opinion in Cell Biology, 2001
Communication between the nucleus and cytoplasm occurs through large macromolecular structures, the nuclear pores. Quantitative scanning transmission electron microscopy has estimated the mass of a nuclear pore to be 60 million Daltons in yeast and 120 million Daltons in vertebrates.
Douglass J. Forbes, Sanjay K. Vasu
openaire   +3 more sources

The nuclear pore complex

Journal of Cell Science, 2000
All transport between the nucleus and the cytoplasm passes through the nuclear pore complex (NPC) (Functions). Small (20–40 kDa) molecules passively diffuse through the NPC, whereas there are a series of signal- and temperature-dependent mechanisms for large molecules.
Martin W. Goldberg   +4 more
openaire   +3 more sources

Problems at the nuclear pore [PDF]

open access: possibleNature, 2015
Expansion of a repetitive DNA sequence is associated with neurodegeneration. Three studies identify genes involved in nuclear import and export that can mediate the toxicity this expansion causes. See Article p.56 & Letter p.129 The most common ...
Randal S. Tibbetts, Bennett W. Fox
openaire   +2 more sources

Nuclear transport and nuclear pores in yeast

Antonie van Leeuwenhoek, 1992
The central features of nuclear import have been conserved during evolution. In yeast the nuclear accumulation of proteins follows the same selective and active transport mechanisms known from higher eukaryotes. Yeast nuclear proteins contain nuclear localization sequences (NLS) which are presumably recognized by receptors in the cytoplasm and the ...
U. Nehrbass, E. C. Hurt
openaire   +3 more sources

The Nuclear Pore Complex

Annual Review of Biochemistry, 1995
The nuclear pore complex (NPC) creates an aqueous channel across the nuclear envelope through which macromolecular transport between nucleus and cytoplasm occurs. Nucleocytoplasmic traffic is bidirectional and involves diverse substrates, including protein and RNA.
openaire   +3 more sources

Nuclear pores in the apoptotic cell

The Histochemical Journal, 1994
During apoptosis, nuclear pores undergo strong modifications, which are described here in five different apoptotic models. Conventional electron microscopy, supported by freeze-fracture analysis, showed a constant migration of nuclear pores towards the diffuse chromatin areas.
FALCIERI, ELISABETTA   +5 more
openaire   +5 more sources

The nuclear pore: at the crossroads

The FASEB Journal, 1992
The nuclear pore complex is at the crossroads of macromolecular traffic across the nuclear envelope. Our knowledge of the mechanism whereby nuclear transport is mediated by the nuclear pore complex is also at a crossroads; a molecular understanding of this process has major implications for applied medical sciences.
openaire   +3 more sources

Pores for thought: nuclear pore complex proteins

Trends in Cell Biology, 1994
Nuclear pore complexes (NPCs) are enormous macromolecular structures that mediate the active exchange of proteins and RNPs between the nucleus and cytoplasm. Recent work has resulted in a windfall of identified NPC polypeptides, many with unique sequences.
Michael P. Rout, Susan R. Wente
openaire   +3 more sources

Fishing in the Nuclear Pore

Science, 2011
The flexibility of an intrinsically disordered domain of a membrane protein allows it to pass through the nuclear pore.
Richard W. Kriwacki, Mi-Kyung Yoon
openaire   +2 more sources

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