Results 31 to 40 of about 159,872 (312)

A Comprehensive Atlas of E3 Ubiquitin Ligase Mutations in Neurological Disorders

open access: yesFrontiers in Genetics, 2018
Protein ubiquitination is a posttranslational modification that plays an integral part in mediating diverse cellular functions. The process of protein ubiquitination requires an enzymatic cascade that consists of a ubiquitin activating enzyme (E1 ...
Arlene J. George   +4 more
doaj   +1 more source

Disruption of the autoinhibited state primes the E3 ligase parkin for activation and catalysis [PDF]

open access: yes, 2015
The PARK2 gene is mutated in 50% of autosomal recessive juvenile parkinsonism (ARJP) cases. It encodes parkin, an E3 ubiquitin ligase of the RBR family.
R Julio Martinez‐Torres   +26 more
core   +1 more source

G Protein Mono-ubiquitination by the Rsp5 Ubiquitin Ligase [PDF]

open access: yesJournal of Biological Chemistry, 2009
Emerging evidence suggests that ubiquitination serves as a protein trafficking signal in addition to its well characterized role in promoting protein degradation. The yeast G protein α subunit Gpa1 represents a rare example of a protein that undergoes both mono- and poly-ubiquitination.
Matthew P, Torres   +6 more
openaire   +2 more sources

Research progress of E3 ubiquitin ligase regulating biological behavior of human placental trophoblast cells

open access: yesFrontiers in Endocrinology, 2023
E3 ubiquitin ligases are important components of the ubiquitin protease system. This family includes many proteins, which can catalyze the ubiquitination of a variety of protein substrates and promote the degradation of them by the proteasome system ...
Jun Feng   +7 more
doaj   +1 more source

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.
Dias, David M   +20 more
core   +1 more source

Novel Functions of Ubiquitin Ligase HRD1 With Transmembrane and Proline-Rich Domains

open access: yesJournal of Pharmacological Sciences, 2008
Human ubiquitin ligase HRD1 is involved in endoplasmic reticulum-associated degradation (ERAD). We recently reported that HRD1 interacts with Parkin-associated endothelin receptor-like receptor (Pael-R), a substrate of Parkin, and promotes Pael-R ...
Tomohiro Omura   +7 more
doaj   +1 more source

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

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

FBXL17/spastin axis as a novel therapeutic target of hereditary spastic paraplegia

open access: yesCell & Bioscience, 2022
Background Spastin significantly influences microtubule regulation in neurons and is implicated in the pathogenesis of hereditary spastic paraplegia (HSP). However, post-translational regulation of the spastin protein remains nebulous.
Hyun Mi Kang   +10 more
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

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