Results 1 to 10 of about 120,302 (311)

Structural basis for the RING-catalyzed synthesis of K63-linked ubiquitin chains [PDF]

open access: yes, 2015
This work was supported by grants from Cancer Research UK (C434/A13067), the Wellcome Trust (098391/Z/12/Z) and Biotechnology and Biological Sciences Research Council (BB/J016004/1).The RING E3 ligase catalysed formation of lysine 63 linked ubiquitin ...
Naismith, Jim   +12 more
core   +1 more source

A pathogen type III effector with a novel E3 ubiquitin ligase architecture.

open access: yesPLoS Pathogens, 2013
Type III effectors are virulence factors of Gram-negative bacterial pathogens delivered directly into host cells by the type III secretion nanomachine where they manipulate host cell processes such as the innate immunity and gene expression.
Alexander U Singer   +12 more
doaj   +1 more source

How to Inactivate Human Ubiquitin E3 Ligases by Mutation

open access: yesFrontiers in Cell and Developmental Biology, 2020
E3 ubiquitin ligases are the ultimate enzymes involved in the transfer of ubiquitin to substrate proteins, a process that determines the fate of the modified protein.
Cristina Garcia-Barcena   +4 more
doaj   +1 more source

The fanconi anemia DNA repair pathway is regulated by an interaction between ubiquitin and the E2-like fold domain of FANCL [PDF]

open access: yes, 2015
The Fanconi Anemia (FA) DNA repair pathway is essential for the recognition and repair of DNA interstrand crosslinks (ICL). Inefficient repair of these ICL can lead to leukemia and bone marrow failure.
Howard, Mark J.   +8 more
core   +1 more source

The E3 ubiquitin ligase RNF135 regulates the tumorigenesis activity of tongue cancer SCC25 cells

open access: yesCancer Medicine, 2016
Several E3 ubiquitin ligases have been confirmed that they are related to the tumorigenesis. This study aims to find the tongue cancer‐related E3 ubiquitin ligase. The E3 ubiquitin ligase library was screened.
Jian Jin, liya Zhao, Zubing Li
doaj   +1 more source

MAGE-A cancer/testis antigens inhibit MDM2 ubiquitylation function and promote increased levels of MDM4 [PDF]

open access: yes, 2015
Melanoma antigen A (MAGE-A) proteins comprise a structurally and biochemically similar sub-family of Cancer/Testis antigens that are expressed in many cancer types and are thought to contribute actively to malignancy.
Susan E. Bray (264528)   +41 more
core   +1 more source

Ubiquitination, Biotech Startups, and the Future of TRIM Family Proteins: A TRIM-Endous Opportunity

open access: yesCells, 2021
Ubiquitination is a post-translational modification that has pivotal roles in protein degradation and diversified cellular processes, and for more than two decades it has been a subject of interest in the biotech or biopharmaceutical industry. Tripartite
Utsa Bhaduri, Giuseppe Merla
doaj   +1 more source

The degradation of p53 and its major E3 ligase Mdm2 is differentially dependent on the proteasomal ubiquitin receptor S5a. [PDF]

open access: yes, 2014
p53 and its major E3 ligase Mdm2 are both ubiquitinated and targeted to the proteasome for degradation. Despite the importance of this in regulating the p53 pathway, little is known about the mechanisms of proteasomal recognition of ubiquitinated p53 and
J Das   +11 more
core   +1 more source

Erioflorin stabilizes the tumor suppressor Pdcd4 by inhibiting its interaction with the E3-ligase β-TrCP1

open access: yes, 2012
Loss of the tumor suppressor Pdcd4 was reported for various tumor entities and proposed as a prognostic marker in tumorigenesis. We previously characterized decreased Pdcd4 protein stability in response to mitogenic stimuli, which resulted from p70S6K1 ...
Bernhard Brüne   +35 more
core   +1 more source

Ubiquitin-proteasome dependent mitochondrial protein quality control [PDF]

open access: yes, 2014
Dysfunctional mitochondria cause many neurodegenerative disorders and with aging in general, mechanisms of mitochondrial quality control are essential for cellular function.
Benischke, Anne-Sophie
core   +1 more source

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