Results 81 to 90 of about 1,706,990 (206)

Comparative analyses of nuclear proteome: extending its function

open access: yesFrontiers in Plant Science, 2013
Organeller proteomics is an emerging technology that is critical in determining the cellular signal transduction pathways. Nucleus, the regulatory hub of the eukaryotic cell is a dynamic system and a repository of various macromolecules that serve as ...
Kanika eNarula   +3 more
doaj   +1 more source

Subcellular localisations of the CPTI collection of YFP-tagged proteins in Drosophila embryos. [PDF]

open access: yes, 2014
A key challenge in the post-genomic area is to identify the function of the genes discovered, with many still uncharacterised in all metazoans. A first step is transcription pattern characterisation, for which we now have near whole-genome coverage in ...

core   +1 more source

Sorting pathways of mitochondrial inner membrane proteins [PDF]

open access: yes, 1990
Two distinct pathways of sorting and assembly of nuclear-encoded mitochondrial inner membrane proteins are described. In the first pathway, precursor proteins that carry amino-terminal targeting signals are initially translocated via contact sites ...
Hartl, Franz-Ulrich   +5 more
core   +2 more sources

Viral Appropriation: Laying Claim to Host Nuclear Transport Machinery

open access: yesCells, 2019
Protein nuclear transport is an integral process to many cellular pathways and often plays a critical role during viral infection. To overcome the barrier presented by the nuclear membrane and gain access to the nucleus, virally encoded proteins have ...
Tanner M. Tessier   +3 more
doaj   +1 more source

Mitochondrial heat shock protein 70, a molecular chaperone for proteins encoded by mitochondrial DNA [PDF]

open access: yes, 1994
Mitochondrial heat shock protein 70 (mt-Hsp70) has been shown to play an important role in facilitating import into, as well as folding and assembly of nuclear-encoded proteins in the mitochondrial matrix.
Craig, Elisabeth A.   +3 more
core   +4 more sources

Protamine-like proteins have bactericidal activity. The first evidence in Mytilus galloprovincialis. [PDF]

open access: yes, 2018
The major acid-soluble protein components of the mussel Mytilus galloprovincialis sperm chromatin consist of the protamine-like proteins PL-II, PL-III and PL-IV, an intermediate group of sperm nuclear basic proteins between histones and protamines.
Aliberti, Francesco   +13 more
core   +2 more sources

Active Nuclear Import of Membrane Proteins Revisited

open access: yesCells, 2015
It is poorly understood how membrane proteins destined for the inner nuclear membrane pass the crowded environment of the Nuclear Pore Complex (NPC). For the Saccharomyces cerevisiae proteins Src1/Heh1 and Heh2, a transport mechanism was proposed where ...
Justyna K. Laba   +5 more
doaj   +1 more source

Nuclear proteins acting on mitochondria

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Cell Research, 2011
An important mechanism in apoptotic regulation is changes in the subcellular distribution of pro- and anti-apoptotic proteins. Among the proteins that change in their localization and may promote apoptosis are nuclear proteins. Several of these nuclear proteins such as p53, Nur77, histone H1.2, and nucleophosmin were reported to accumulate in the ...
Lindenboim, Liora   +2 more
openaire   +3 more sources

Hop-on hop-off: importin-a-guided tours to the nucleus in innate immune signaling

open access: yesFrontiers in Plant Science, 2013
Nuclear translocation of immune regulatory proteins and signal transducers is an essential process in animal and plant defense signaling against pathogenic microbes.
Lennart eWirthmueller   +3 more
doaj   +1 more source

Nuclear envelope proteins in cancer: revisiting the significance of LEM-domain proteins

open access: yesFrontiers in Cell and Developmental Biology
Nuclear envelope dysfunction is increasingly recognized as a driver of cancer-associated alterations in chromatin organization, genome stability, and mechanotransduction.
Amie Jobe   +3 more
doaj   +1 more source

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