Results 11 to 20 of about 51,947 (207)

Reversible phosphorylation of the 26S proteasome [PDF]

open access: yesProtein & Cell, 2017
The 26S proteasome at the center of the ubiquitin-proteasome system (UPS) is essential for virtually all cellular processes of eukaryotes. A common misconception about the proteasome is that, once made, it remains as a static and uniform complex with ...
Xing Guo, Xiuliang Huang, Mark J. Chen
doaj   +3 more sources

Dietary apigenin potentiates the inhibitory effect of interferon-α on cancer cell viability through inhibition of 26S proteasome-mediated interferon receptor degradation

open access: yesFood & Nutrition Research, 2016
Background: Type I interferons (IFN-α/β) have broad and potent immunoregulatory and antiproliferative activities. However, it is still known whether the dietary flavonoids exhibit their antiviral and anticancer properties by modulating the function of ...
Sheng Li   +7 more
doaj   +2 more sources

Characterization of the brain 26S proteasome and its interacting proteins

open access: yesFrontiers in Molecular Neuroscience, 2010
Proteasome-mediated proteolysis is important for synaptic plasticity, neuronal development, protein quality control, and many other processes in neurons.
Hwan-Ching Tai   +4 more
doaj   +2 more sources

Dss1 Is a 26S Proteasome Ubiquitin Receptor [PDF]

open access: yes, 2014
The ubiquitin-proteasome system is the major pathway for protein degradation in eukaryotic cells. Proteins to be degraded are conjugated to ubiquitin chains that act as recognition signals for the 26S proteasome.
Hardwick, Kevin G.   +20 more
core   +1 more source

Tissue- and developmental stage-specific changes in the subcellular localization of the 26S proteasome in the ovary of Drosophila melanogaster [PDF]

open access: yes, 2004
The intracellular localization of the 26S proteasome in the different ovarian cell types of Drosophila melanogaster was studied by means of immunofluorescence staining and laser scanning microscopy, with the use of antibodies specific for regulatory ...
Andó, István   +5 more
core   +1 more source

Fission yeast 26S proteasome mutants are multi-drug resistant due to stabilization of the pap1 transcription factor [PDF]

open access: yes, 2012
Here we report the result of a genetic screen for mutants resistant to the microtubule poison methyl benzimidazol-2-yl carbamate (MBC) that were also temperature sensitive for growth.
Caroline R. Wilkinson (117644)   +47 more
core   +2 more sources

The regulatory complex of Drosophila melanogaster 26S proteasomes : subunit composition and localization of a deubiquitylating enzyme [PDF]

open access: yes, 2000
Drosophila melanogaster embryos are a source for homogeneous and stable 26S proteasomes suitable for structural studies. For biochemical characterization, purified 26S proteasomes were resolved by two- dimensional (2D) gel electrophoresis and subunits ...
Harald Hölzl   +33 more
core   +1 more source

Protein Degradation of RNA Polymerase II-Association Factor 1(PAF1) Is Controlled by CNOT4 and 26S Proteasome. [PDF]

open access: yesPLoS ONE, 2015
The PAF complex (PAFc) participates in various steps of the transcriptional process, from initiation to termination, by interacting with and recruiting various proteins to the proper locus for each step. PAFc is an evolutionarily conserved, multi-protein
Hwa-Young Sun   +3 more
doaj   +1 more source

Wiggle and Shake: Managing and Exploiting Conformational Dynamics during Proteasome Biogenesis

open access: yesBiomolecules, 2023
The 26S proteasome is the largest and most complicated protease known, and changes to proteasome assembly or function contribute to numerous human diseases.
Daniel Betancourt   +2 more
doaj   +1 more source

Assembly of the Drosophila 26 S proteasome is accompanied by extensive subunit rearrangements [PDF]

open access: yes, 2002
The subunit contacts in the regulatory complex of the Drosophila 26 S proteasome were studied through the cross-linking of closely spaced subunits of the complex, and analysis of the cross-linking pattern in an immunoblot assay with the use of subunit ...
Kapelari, Barbara   +13 more
core   +2 more sources

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