Results 51 to 60 of about 22,926 (249)

AAU-Specific RNA Cleavage Mediated by MazF Toxin Endoribonuclease Conserved in Nitrosomonas europaea

open access: yesToxins, 2016
Nitrosomonas europaea carries numerous toxin-antitoxin systems. However, despite the abundant representation in its chromosome, studies have not surveyed the underlying molecular functions in detail, and their biological roles remain enigmatic.
Tatsuki Miyamoto   +3 more
doaj   +1 more source

The secreted endoribonuclease ENDU-2 from the soma protects germline immortality in C. elegans

open access: yesNature Communications, 2021
The question as to how the soma regulates the germline has been much studied. Here, the authors show in C. elegans that the poly-U specific endoribonuclease ENDU-2 is secreted from the soma and taken-up by the germline, binding mature mRNA, repressing ...
Wenjing Qi   +8 more
doaj   +1 more source

Altered endoribonuclease activity of apurinic/apyrimidinic endonuclease 1 variants identified in the human population.

open access: yesPLoS ONE, 2014
Apurinic/apyrimidinic endonuclease 1 (APE1) is the major mammalian enzyme in the DNA base excision repair pathway and cleaves the DNA phosphodiester backbone immediately 5' to abasic sites. APE1 also has 3'-5' DNA exonuclease and 3' DNA phosphodiesterase
Wan Cheol Kim   +5 more
doaj   +1 more source

The ADP-binding kinase region of Ire1 directly contributes to its responsiveness to endoplasmic reticulum stress

open access: yesScientific Reports, 2021
Upon endoplasmic-reticulum (ER) stress, the ER-located transmembrane protein, Ire1, is autophosphorylated and acts as an endoribonuclease to trigger the unfolded protein response (UPR).
Quynh Giang Le   +5 more
doaj   +1 more source

Innate Immune Evasion of PRRSV nsp11 through Degradation of the HDAC2 by Its Endoribonuclease Activity

open access: yesViruses
Porcine reproductive and respiratory syndrome virus (PRRSV), a member of the Arteriviridae family, represents a persistent menace to the global pig industry, causing reproductive failure and respiratory disease in pigs.
He Zhang   +9 more
doaj   +1 more source

Gene autoregulation by 3’ UTR-derived bacterial small RNAs

open access: yeseLife, 2020
Negative feedback regulation, that is the ability of a gene to repress its own synthesis, is the most abundant regulatory motif known to biology. Frequently reported for transcriptional regulators, negative feedback control relies on binding of a ...
Mona Hoyos   +3 more
doaj   +1 more source

The Transcriptional Landscape of Marek’s Disease Virus in Primary Chicken B Cells Reveals Novel Splice Variants and Genes [PDF]

open access: yes, 2019
Marek’s disease virus (MDV) is an oncogenic alphaherpesvirus that infects chickens and poses a serious threat to poultry health. In infected animals, MDV efficiently replicates in B cells in various lymphoid organs.
Bertzbach, Luca D.   +7 more
core   +2 more sources

Reversible and irreversible inhibitors of coronavirus Nsp15 endoribonuclease

open access: yesJournal of Biological Chemistry, 2023
The emergence of severe acute respiratory syndrome coronavirus 2, the causative agent of coronavirus disease 2019, has resulted in the largest pandemic in recent history. Current therapeutic strategies to mitigate this disease have focused on the development of vaccines and on drugs that inhibit the viral 3CL protease or RNA-dependent RNA polymerase ...
Jerry Chen   +14 more
openaire   +2 more sources

An improved CRISPRi system in Pichia pastoris

open access: yesSynthetic and Systems Biotechnology, 2023
CRISPR interference (CRISPRi) has been developed and widely used for gene repression in various hosts. Here we report an improved CRISPRi system in Pichia pastoris by fusing dCas9 with endogenous transcriptional repressor domains.
Shujing Qiao   +4 more
doaj   +1 more source

An endoribonuclease-based feedforward controller for decoupling resource-limited genetic modules in mammalian cells

open access: yesNature Communications, 2020
Accurately predicting the behaviour of a genetic circuit remains difficult due to the lack of modularity. Here the authors quantify the effects of resource loading in mammalian systems and develop an endoribonuclease-based feedfoward controller to adapt ...
Ross D. Jones   +6 more
doaj   +1 more source

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