Results 11 to 20 of about 254,188 (362)

The San1 Ubiquitin Ligase Avidly Recognizes Misfolded Proteins through Multiple Substrate Binding Sites

open access: yesBiomolecules, 2021
Cellular homeostasis depends on robust protein quality control (PQC) pathways that discern misfolded proteins from functional ones in the cell. One major branch of PQC involves the controlled degradation of misfolded proteins by the ubiquitin-proteasome ...
Rebeca Ibarra   +4 more
doaj   +1 more source

Ubiquitin ligases and beyond [PDF]

open access: yesBMC Biology, 2012
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 the revelation that it has a central role in cell cycle regulation and the recognition of regulatory roles for ubiquitin in intracellular membrane ...
Đikić, Ivan, Robertson, Miranda
openaire   +5 more sources

Ubiquitin ligase activity inhibits Cdk5 to control axon termination.

open access: yesPLoS Genetics, 2022
The Cdk5 kinase plays prominent roles in nervous system development, plasticity, behavior and disease. It also has important, non-neuronal functions in cancer, the immune system and insulin secretion.
Muriel Desbois   +5 more
doaj   +1 more source

The ZSWIM8 ubiquitin ligase mediates target-directed microRNA degradation

open access: yesScience, 2020
Turning the tables on microRNA decay MicroRNAs help to regulate many genes in animal cells. Each microRNA associates with an Argonaute (AGO) protein, forming a complex in which the microRNA pairs with a messenger RNA (mRNA) target and AGO recruits ...
Charlie Y. Shi   +5 more
semanticscholar   +1 more source

The EHEC type III effector NleL is an E3 ubiquitin ligase that modulates pedestal formation. [PDF]

open access: yesPLoS ONE, 2011
Enterohemorrhagic Escherichia coli (EHEC) O157:H7 causes hemorrhagic colitis and may result in potentially fatal hemolytic uremia syndrome in humans. EHEC colonize the intestinal mucosa and promote the formation of actin-rich pedestals via translocated ...
Heather Piscatelli   +7 more
doaj   +1 more source

Genome-Wide Identification of the U-Box E3 Ubiquitin Ligase Gene Family in Cabbage (Brassica oleracea var. capitata) and Its Expression Analysis in Response to Cold Stress and Pathogen Infection

open access: yesPlants, 2023
Plant U-box E3 ubiquitin ligases (PUBs) play an important role in growth, development, and stress responses in many species. However, the characteristics of U-box E3 ubiquitin ligase genes in cabbage (Brassica oleracea var.
Peiwen Wang   +7 more
doaj   +1 more source

A ubiquitin ligase mediates target-directed microRNA decay independently of tailing and trimming

open access: yesScience, 2020
Turning the tables on microRNA decay MicroRNAs help to regulate many genes in animal cells. Each microRNA associates with an Argonaute (AGO) protein, forming a complex in which the microRNA pairs with a messenger RNA (mRNA) target and AGO recruits ...
Jaeil Han   +5 more
semanticscholar   +1 more source

Tag Team Ubiquitin Ligases [PDF]

open access: yesCell, 2016
Cullin-RING (CRL) and RING1-IBR-RING2 (RBR) are two distinct types of ubiquitin ligases. In this issue, Scott et al. show that CRLs activate the RBR enzyme ARIH1 to initiate ubiquitin chains on CRL substrates, thereby marking an unexpected and important advance in our understanding of both enzymes.
Kleiger, Gary, Deshaies, Raymond
openaire   +3 more sources

Role of Nse1 Subunit of SMC5/6 Complex as a Ubiquitin Ligase

open access: yesCells, 2022
Structural Maintenance of Chromosomes (SMC) complexes are important for many aspects of the chromosomal organization. Unlike cohesin and condensin, the SMC5/6 complex contains a variant RING domain carried by its Nse1 subunit.
Peter Kolesar   +4 more
doaj   +1 more source

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