Results 31 to 40 of about 68,518 (300)

Ubiquitylation in immune disorders and cancer: from molecular mechanisms to therapeutic implications [PDF]

open access: yes, 2012
Conjugation of ubiquitin to proteins (ubiquitylation) has emerged to be one of the most crucial post-translational modifications controlling virtually all cellular processes.
Fulda, Simone   +2 more
core   +2 more sources

RBR E3 ubiquitin ligases: new structures, new insights, new questions [PDF]

open access: yes, 2014
The RBR (RING-BetweenRING-RING) or TRIAD [two RING fingers and a DRIL (double RING finger linked)] E3 ubiquitin ligases comprise a group of 12 complex multidomain enzymes.
Shaw, Gary S.   +2 more
core   +1 more source

The roles of E3 ubiquitin ligases in cancer progression and targeted therapy

open access: yesClinical and Translational Medicine, 2023
Ubiquitination is one of the most important post‐translational modifications which plays a significant role in conserving the homeostasis of cellular proteins.
Chibuzo Sampson   +6 more
doaj   +1 more source

E3 ubiquitin ligases in the acute leukemic signaling pathways

open access: yesFrontiers in Physiology, 2022
Acute leukemia is a common hematologic tumor with highly genetic heterogeneity, and many factors are involved in the pathogenesis and drug-resistance mechanism.
Qianru Zhan   +4 more
doaj   +1 more source

A general strategy for discovery of inhibitors and activators of RING and U-box E3 ligases with ubiquitin variants [PDF]

open access: yes, 2017
RING and U-box E3 ubiquitin ligases regulate diverse eukaryotic processes and have been implicated in numerous diseases, but targeting these enzymes remains a major challenge.
Ahmed, Syed Feroj   +8 more
core   +3 more sources

Structure-guided design and optimization of small molecules targeting the protein-protein interaction between the von hippel-lindau (VHL) E3 ubiquitin ligase and the hypoxia inducible factor (HIF) alpha subunit with in vitro nanomolar affinities [PDF]

open access: yes, 2014
E3 ubiquitin ligases are attractive targets in the ubiquitin-proteasome system, however, the development of small-molecule ligands has been rewarded with limited success.
Adams J.   +31 more
core   +5 more sources

E3 Ubiquitin Ligases as Cancer Targets and Biomarkers

open access: yesNeoplasia: An International Journal for Oncology Research, 2006
E3 ubiquitin ligases are a large family of proteins that are engaged in the regulation of the turnover and activity of many target proteins. Together with ubiquitinactivating enzyme El and ubiquitin-conjugating enzyme E2, E3 ubiquitin ligases catalyze ...
Yi Sun
doaj   +1 more source

Structure of the HHARI catalytic domain shows glimpses of a HECT E3 ligase. [PDF]

open access: yesPLoS ONE, 2013
The ubiquitin-signaling pathway utilizes E1 activating, E2 conjugating, and E3 ligase enzymes to sequentially transfer the small modifier protein ubiquitin to a substrate protein.
Donald E Spratt   +2 more
doaj   +1 more source

Targeted Degradation of 53BP1 Using Ubiquitin Variant Induced Proximity

open access: yesBiomolecules, 2022
In recent years, researchers have leveraged the ubiquitin-proteasome system (UPS) to induce selective degradation of proteins by E3 ubiquitin ligases, which has great potential as novel therapeutics for human diseases, including cancer and ...
Bayonle Aminu   +4 more
doaj   +1 more source

Viral hijacking of cellular ubiquitination pathways as an anti-innate immunity strategy. [PDF]

open access: yes, 2006
International audienceViruses are obligate parasites of host cells. Virus-host coevolution has selected virus for growth despite antiviral defenses set up by hosting cells and organisms. Ubiquitin conjugation onto proteins, through a cascade of reactions
Chen, Mingzhou, Gerlier, Denis
core   +3 more sources

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