Results 141 to 150 of about 24,423 (298)

Structural basis for the endoribonuclease activity of the type III-A CRISPR-associated protein Csm6

open access: yesRNA: A publication of the RNA Society, 2016
Prokaryotic CRISPR–Cas systems provide an RNA-guided mechanism for genome defense against mobile genetic elements such as viruses and plasmids. In type III-A CRISPR–Cas systems, the RNA-guided multisubunit Csm effector complex targets both single ...
O. Niewoehner, M. Jinek
semanticscholar   +1 more source

Mechanism of substrate selection by a highly specific CRISPR endoribonuclease [PDF]

open access: yesRNA, 2012
Bacteria and archaea possess adaptive immune systems that rely on small RNAs for defense against invasive genetic elements. CRISPR (clustered regularly interspaced short palindromic repeats) genomic loci are transcribed as long precursor RNAs, which must be enzymatically cleaved to generate mature CRISPR-derived RNAs (crRNAs) that serve as guides for ...
Sternberg, Samuel H   +2 more
openaire   +5 more sources

Dapagliflozin rescues endoplasmic reticulum stress-mediated cell death. [PDF]

open access: yes, 2019
学位記番号 ...
Shibusawa, Ryo   +2 more
core  

Regulation and Function of the Atypical IκBs—Bcl‐3, IκBNS, and IκBζ—in Lymphocytes and Autoimmunity

open access: yesEuropean Journal of Immunology, Volume 55, Issue 5, May 2025.
This review article summarizes the currently available information on the functions of atypical IκB proteins including Bcl‐3, IκBNS, and IκBζ, which have been studied mostly in mouse models. We focus on the regulation of these modulators of transcription, describe their role in lymphocyte differentiation, and their involvement in the development of ...
Tanja Kübelbeck   +7 more
wiley   +1 more source

Structure and Function of PRRSV nsp11 Endoribonuclease

open access: yesDEStech Transactions on Biology and Health, 2018
Endoribonuclease (NendoU) is conserved and plays essential roles in viral life cycle among all nidoviruses. Porcine reproductive and respiratory syndrome virus (PRRSV) nonstructural protein 11 (nsp11) is shown to have NendoU activity and its multifunctions have been demonstrated, such as processing RNA, suppressing innate immunity system of infected ...
Zhong-Zhou Chen, Wei Wu, Manfeng Zhang
openaire   +3 more sources

IRE1β negatively regulates IRE1α signaling in response to endoplasmic reticulum stress [PDF]

open access: yes, 2020
IRE1β is an ER stress sensor uniquely expressed in epithelial cells lining mucosal surfaces. Here, we show that intestinal epithelial cells expressing IRE1β have an attenuated unfolded protein response to ER stress.
Acosta-Alvear   +54 more
core   +1 more source

Harnessing promoter elements to enhance gene editing in plants: perspectives and advances

open access: yesPlant Biotechnology Journal, Volume 23, Issue 5, Page 1375-1395, May 2025.
Summary Genome‐edited plants, endowed with climate‐smart traits, have been promoted as tools for strengthening resilience against climate change. Successful plant gene editing (GE) requires precise regulation of the GE machinery, a process controlled by the promoters, which drives its transcription through interactions with transcription factors (TFs ...
Nikita Gondalia   +8 more
wiley   +1 more source

Targeted deletion of floral development genes in Arabidopsis with CRISPR/Cas9 using the RNA endoribonuclease Csy4 processing system

open access: yesHorticulture Research, 2019
The formation of flowers in higher plants is controlled by complex gene regulatory networks. The study of floral development in Arabidopsis is promoted and maintained by transposon-tagged mutant lines.
Yingzhu Liu   +3 more
semanticscholar   +1 more source

Structural Principles of CRISPR RNA Processing [PDF]

open access: yes, 2015
The Cas6 superfamily, the Cas5d subclass, and the host RNase III endoribonucleases are responsible for producing small RNAs (crRNA) that function in the CRISPR-Cas immunity.
Li, Hong
core   +1 more source

Genetic Dissection of Cyclic di‐GMP Signalling in Pseudomonas aeruginosa via Systematic Diguanylate Cyclase Disruption

open access: yesMicrobial Biotechnology, Volume 18, Issue 4, April 2025.
All 32 diguanylate cyclase (DGC)‐encoding genes of P. aeruginosa PA14 were interrupted by premature STOP codons, introduced through a multiplexed cytosine base‐editor. The synthesis of c‐di‐GMP was impaired in the resulting strain lacking all 32 DGCs (strain PA14Δ32). Phenotypic analysis confirmed major behaviour changes in P. aeruginosa PA14Δ32, which
Román A. Martino   +5 more
wiley   +1 more source

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