Results 21 to 30 of about 3,429,300 (308)

Genome-Wide Identification and Expression of Xenopus F-Box Family of Proteins. [PDF]

open access: yesPLoS ONE, 2015
Protein degradation via the multistep ubiquitin/26S proteasome pathway is a rapid way to alter the protein profile and drive cell processes and developmental changes.
Banu Saritas-Yildirim   +3 more
doaj   +1 more source

Regulation of SCF Ubiquitin Ligases by Jab1/Csn5 and the Cop9 Signalosome [PDF]

open access: yes, 2006
SCF ubiquitin ligases regulate the ubiquitin-dependent proteolysis of a myriad of substrate proteins, including p27, Cyclin E, and IkBa. To further gain insight into SCF regulation and function, we purified SCF from mammalian cells and found the Cop9 ...
Cope, Gregory Allan
core   +1 more source

Rsp5 Ubiquitin Ligase Is Required for Protein Trafficking in Saccharomyces cerevisiae COPI Mutants [PDF]

open access: yes, 2012
Retrograde trafficking from the Golgi to the endoplasmic reticulum (ER) depends on the formation of vesicles coated with the multiprotein complex COPI.
Joanna Kaminska   +7 more
core   +3 more sources

Research Progress on the Role of E3 Ubiquitin Ligases in Regulating the Growth, Development and Stress Response of Fruits and Vegetables [PDF]

open access: yesShipin Kexue
Protein ubiquitination, an important post-translational modification, plays a wide role in the life activities of eukaryotic cells. E3 ubiquitin ligases specifically recognize target proteins in the ubiquitin-proteasome degradation system and play a ...
DING Jun, LI Fujun, LI Xiao’an, ZHANG Xinhua
doaj   +1 more source

Ubiquitin ligases and beyond [PDF]

open access: yes, 2012
First paragraph (this article has no abstract): In a review published in 2004 [1] and that still repays reading today, Cecile Pickart traced the evolution of research on ubiquitination from its origins in the proteasomal degradation of proteins through ...
Robertson Miranda   +5 more
core   +1 more source

E3 Ubiquitin Ligases Neurobiological Mechanisms: Development to Degeneration

open access: yesFrontiers in Molecular Neuroscience, 2017
Cells regularly synthesize new proteins to replace old or damaged proteins. Deposition of various aberrant proteins in specific brain regions leads to neurodegeneration and aging.
Arun Upadhyay   +6 more
doaj   +1 more source

Structural studies of the coiled-coil domain of TRIM75 reveal a tetramer architecture facilitating its E3 ligase complex

open access: yesComputational and Structural Biotechnology Journal, 2022
Protein ubiquitination plays a vital role in controlling the degradation of intracellular proteins and in regulating cell signaling pathways. Functionally, E3 ubiquitin ligases control the transfer of ubiquitin to the target substrates. As a major family
Xiaohua Lou   +7 more
doaj   +1 more source

SUMO chain-induced dimerization activates RNF4 [PDF]

open access: yes, 2014
Dimeric RING E3 ligases interact with protein substrates and conformationally restrain the ubiquitin-E2-conjugating enzyme thioester complex such that it is primed for catalysis.
Hay, Ronald T   +5 more
core   +1 more source

The molecular basis of CRL4 ubiquitin ligase architecture, targeting and regulation [PDF]

open access: yes, 2013
Members of the CUL4-RBX1-DDB1 (CRL4) E3 ubiquitin ligase family regulate multiple cellular processes including development, transcription, and DNA repair.
Fischer, Eric Sebastian
core   +1 more source

Generation and physiological roles of linear ubiquitin chains [PDF]

open access: yes, 2012
Ubiquitination now ranks with phosphorylation as one of the best-studied post-translational modifications of proteins with broad regulatory roles across all of biology.
Iwai Kazuhiro   +11 more
core   +1 more source

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