Results 31 to 40 of about 280,422 (406)

Proteomic Analysis of Protein Ubiquitination Events in Human Primary and Metastatic Colon Adenocarcinoma Tissues

open access: yesFrontiers in Oncology, 2020
Protein ubiquitination is essential for multiple physiological processes through regulating the stability or function of target proteins and has been found to play critical roles in human cancers.
Yi Zhang   +3 more
doaj   +1 more source

Quantitative Ubiquitylomic Analysis of the Dynamic Changes and Extensive Modulation of Ubiquitylation in Papaya During the Fruit Ripening Process

open access: yesFrontiers in Plant Science, 2022
Lysine ubiquitination is a highly conserved post-translational modification with diverse biological functions. However, there is little available information on lysine ubiquitination of non-histone proteins in papaya (Carica papaya L.).
Yuxing Mo   +9 more
doaj   +1 more source

OTUB1 triggers lung cancer development by inhibiting RAS monoubiquitination [PDF]

open access: yes, 2016
Activation of the RAS oncogenic pathway, frequently ensuing from mutations in RAS genes, is a common event in human cancer. Recent reports demonstrate that reversible ubiquitination of RAS GTPases dramatically affects their activity, suggesting that ...
Asbagh, Layka Abbasi   +10 more
core   +1 more source

K48-Linked Ubiquitination Contributes to Nicotine-Augmented Bone Marrow-Derived Dendritic-Cell-Mediated Adaptive Immunity

open access: yesVaccines, 2021
K48-linked ubiquitination determining antigen degradation and the endosomal recruitments of p97 and Sec61 plays vital roles in dendritic cell (DC) cross-presentation.
Chun Fang Hu   +4 more
doaj   +1 more source

A Novel Peptide-Based SILAC Method to Identify the Posttranslational Modifications Provides Evidence for Unconventional Ubiquitination in the ER-Associated Degradation Pathway. [PDF]

open access: yes, 2013
The endoplasmic reticulum-associated degradation (ERAD) pathway is responsible for disposing misfolded proteins from the endoplasmic reticulum by inducing their ubiquitination and degradation.
Anania, Veronica   +4 more
core   +3 more sources

E3 ligase Nedd4l promotes antiviral innate immunity by catalyzing K29-linked cysteine ubiquitination of TRAF3

open access: yesNature Communications, 2021
Ubiquitination is one of the most prevalent protein posttranslational modifications. Here, we show that E3 ligase Nedd4l positively regulates antiviral immunity by catalyzing K29-linked cysteine ubiquitination of TRAF3. Deficiency of Nedd4l significantly
Peng Gao   +17 more
semanticscholar   +1 more source

The Ubiquitination Machinery of the Ubiquitin System [PDF]

open access: yesThe Arabidopsis Book, 2014
The protein ubiquitin is a covalent modifier of proteins, including itself. The ubiquitin system encompasses the enzymes required for catalysing attachment of ubiquitin to substrates as well as proteins that bind to ubiquitinated proteins leading them to their final fate.
openaire   +5 more sources

Developing Targeted Therapies That Exploit Aberrant Histone Ubiquitination in Cancer

open access: yesCells, 2019
Histone ubiquitination is a critical epigenetic mechanism regulating DNA-driven processes such as gene transcription and DNA damage repair. Importantly, the cellular machinery regulating histone ubiquitination is frequently altered in cancers.
Lucile M-P Jeusset, Kirk J McManus
doaj   +1 more source

Bypassing ubiquitination enables LAT recycling to the cell surface and enhanced signaling in T cells.

open access: yesPLoS ONE, 2020
LAT molecules defective in ubiquitination have an increased half-life and induce enhanced signaling when expressed in T cells. In this study, we have examined the role of ubiquitination in regulating LAT endocytosis, recycling, and degradation in resting
Lakshmi Balagopalan   +6 more
doaj   +1 more source

mUbiSiDa: a comprehensive database for protein ubiquitination sites in mammals. [PDF]

open access: yesPLoS ONE, 2014
MOTIVATION: Protein ubiquitination is one of the important post-translational modifications by attaching ubiquitin to specific lysine (K) residues in target proteins, and plays important regulatory roles in many cell processes.
Tong Chen   +6 more
doaj   +1 more source

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