Results 31 to 40 of about 39,519 (255)

The structural biology of CRISPR-Cas systems [PDF]

open access: yesCurrent Opinion in Structural Biology, 2015
Prokaryotic CRISPR-Cas genomic loci encode RNA-mediated adaptive immune systems that bear some functional similarities with eukaryotic RNA interference. Acquired and heritable immunity against bacteriophage and plasmids begins with integration of ∼30 base pair foreign DNA sequences into the host genome.
Jiang, Fuguo, Doudna, Jennifer A
openaire   +5 more sources

Nanocarriers: A novel strategy for the delivery of CRISPR/Cas systems

open access: yesFrontiers in Chemistry, 2022
In recent decades, clustered regularly interspaced short palindromic repeat/CRISPR-associated protein (CRISPR/Cas) has become one of the most promising genome-editing tools for therapeutic purposes in biomedical and medical applications.
Faranak Hejabi   +5 more
doaj   +1 more source

CRISPR-Cas Systems Reduced to a Minimum [PDF]

open access: yesMolecular Cell, 2019
In two recent studies in Molecular Cell, Wright et al. (2019) report complete spacer integration by a Cas1 mini-integrase and Edraki et al. (2019) describe accurate genome editing by a small Cas9 ortholog with less stringent PAM requirements.
Almendros, Cristóbal   +2 more
openaire   +3 more sources

Epidemiological and evolutionary consequences of different types of CRISPR-Cas systems.

open access: yesPLoS Computational Biology, 2022
Bacteria have adaptive immunity against viruses (phages) in the form of CRISPR-Cas immune systems. Currently, 6 types of CRISPR-Cas systems are known and the molecular study of three of these has revealed important molecular differences. It is unknown if
Hélène Chabas   +3 more
doaj   +1 more source

Characterization of CRISPR-Cas Systems in Clinical Klebsiella pneumoniae Isolates Uncovers Its Potential Association With Antibiotic Susceptibility

open access: yesFrontiers in Microbiology, 2018
Prokaryotic CRISPR-Cas systems limit the acquisition of genetic elements and provide immunity against invasive bacteriophage. The characteristics of CRISPR-Cas systems in clinical Klebsiella pneumoniae isolates are still unknown. Here, 97 K.
Hsin-Yu Li   +8 more
doaj   +1 more source

CRISPR-Cas-Docker: web-based in silico docking and machine learning-based classification of crRNAs with Cas proteins

open access: yesBMC Bioinformatics, 2023
Background CRISPR-Cas-Docker is a web server for in silico docking experiments with CRISPR RNAs (crRNAs) and Cas proteins. This web server aims at providing experimentalists with the optimal crRNA-Cas pair predicted computationally when prokaryotic ...
Ho-min Park   +7 more
doaj   +1 more source

Strategies for High-Efficiency Mutation Using the CRISPR/Cas System

open access: yesFrontiers in Cell and Developmental Biology, 2022
Clustered regularly interspaced short palindromic repeats (CRISPR)-associated systems have revolutionized traditional gene-editing tools and are a significant tool for ameliorating gene defects.
Shuying Feng   +10 more
doaj   +1 more source

CRISPR-Cas in Acinetobacter baumannii Contributes to Antibiotic Susceptibility by Targeting Endogenous AbaI

open access: yesMicrobiology Spectrum, 2022
Acinetobacter baumannii is a well-known human opportunistic pathogen in nosocomial infections, and the emergence of multidrug-resistant Acinetobacter baumannii has become a complex problem for clinical anti-infective treatments.
Yuhang Wang   +8 more
doaj   +1 more source

Origins and evolution of CRISPR-Cas systems [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2019
CRISPR-Cas, the bacterial and archaeal adaptive immunity systems, encompass a complex machinery that integrates fragments of foreign nucleic acids, mostly from mobile genetic elements (MGE), into CRISPR arrays embedded in microbial genomes. Transcripts of the inserted segments (spacers) are employed by CRISPR-Cas systems as guide (g)RNAs for ...
Eugene V. Koonin, Kira S. Makarova
openaire   +2 more sources

Adaptation by Type III CRISPR-Cas Systems: Breakthrough Findings and Open Questions

open access: yesFrontiers in Microbiology, 2022
CRISPR-Cas systems acquire heritable defense memory against invading nucleic acids through adaptation. Type III CRISPR-Cas systems have unique and intriguing features of defense and are important in method development for Genetics research. We started to
Xinfu Zhang, Xinfu Zhang, Xinmin An
doaj   +1 more source

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