Search Results - "Arantes, Pablo R"
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Enhancement of CRISPR/Cas12a trans-cleavage activity using hairpin DNA reporters
Published in Nucleic acids research (12-08-2022)“…Abstract The RNA programmed non-specific (trans) nuclease activity of CRISPR-Cas Type V and VI systems has opened a new era in the field of nucleic acid-based…”
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GPU-Enhanced DFTB Metadynamics for Efficiently Predicting Free Energies of Biochemical Systems
Published in Molecules (Basel, Switzerland) (28-01-2023)“…Metadynamics calculations of large chemical systems with ab initio methods are computationally prohibitive due to the extensive sampling required to simulate…”
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An alpha-helical lid guides the target DNA toward catalysis in CRISPR-Cas12a
Published in Nature communications (17-02-2024)“…CRISPR-Cas12a is a powerful RNA-guided genome-editing system that generates double-strand DNA breaks using its single RuvC nuclease domain by a sequential…”
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New design strategies for ultra-specific CRISPR-Cas13a-based RNA detection with single-nucleotide mismatch sensitivity
Published in Nucleic acids research (25-01-2024)“…Abstract An increasingly pressing need for clinical diagnostics has required the development of novel nucleic acid-based detection technologies that are…”
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Fighting COVID-19 Using Molecular Dynamics Simulations
Published in ACS central science (28-10-2020)“…Molecular dynamics simulations revealed a promising immune target on the SARS-CoV-2 spike protein, proposing novel strategies for vaccine development…”
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Unveiling the RNA-mediated allosteric activation discloses functional hotspots in CRISPR-Cas13a
Published in Nucleic acids research (25-01-2024)“…Abstract Cas13a is a recent addition to the CRISPR-Cas toolkit that exclusively targets RNA, which makes it a promising tool for RNA detection. It utilizes a…”
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Enhanced specificity mutations perturb allosteric signaling in CRISPR-Cas9
Published in eLife (15-12-2021)“…CRISPR-Cas9 (clustered regularly interspaced short palindromic repeat and associated Cas9 protein) is a molecular tool with transformative genome editing…”
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Dynamics and mechanisms of CRISPR-Cas9 through the lens of computational methods
Published in Current opinion in structural biology (01-08-2022)“…The clustered regularly interspaced short palindromic repeat (CRISPR) genome-editing revolution established the beginning of a new era in life sciences. Here,…”
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Twisting and swiveling domain motions in Cas9 to recognize target DNA duplexes, make double-strand breaks, and release cleaved duplexes
Published in Frontiers in molecular biosciences (09-01-2023)“…The CRISPR-associated protein 9 (Cas9) has been engineered as a precise gene editing tool to make double-strand breaks. CRISPR-associated protein 9 binds the…”
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Emerging Methods and Applications to Decrypt Allostery in Proteins and Nucleic Acids
Published in Journal of molecular biology (15-09-2022)“…[Display omitted] •Molecular simulations meet graph theory to decrypt allostery.•Enhanced network models describe allostery over long timescales.•Ab-initio…”
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Conformational characterization of ipomotaosides and their recognition by COX-1 and 2
Published in Molecules (Basel, Switzerland) (24-04-2014)“…The aerial parts of Ipomoea batatas are described herein to produce four new resin glycosides, designated as ipomotaosides A, B, C, and D. Ipomotaoside A was…”
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Making it Rain: Cloud-Based Molecular Simulations for Everyone
Published in Journal of chemical information and modeling (25-10-2021)“…We present a user-friendly front-end for running molecular dynamics (MD) simulations using the OpenMM toolkit on the Google Colab framework. Our goals are (1)…”
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13
Machines on Genes through the Computational Microscope
Published in Journal of chemical theory and computation (11-04-2023)“…Macromolecular machines acting on genes are at the core of life’s fundamental processes, including DNA replication and repair, gene transcription and…”
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Unveiling Cas8 dynamics and regulation of a transposon-encoded cascade-TniQ complex
Published in Biophysical journal (10-02-2023)Get full text
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15
Molecular Dynamics Reveals a DNA-Induced Dynamic Switch Triggering Activation of CRISPR-Cas12a
Published in Journal of chemical information and modeling (28-12-2020)“…CRISPR-Cas12a is a genome-editing system, recently also harnessed for nucleic acid detection, which is promising for the diagnosis of the SARS-CoV-2…”
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Role of Electrostatic Hotspots in the Selectivity of Complement Control Proteins Toward Human and Bovine Complement Inhibition
Published in Frontiers in molecular biosciences (16-03-2021)“…Poxviruses are dangerous pathogens, which can cause fatal infection in unvaccinated individuals. The causative agent of smallpox in humans, , is closely…”
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Structural basis for Cas9 off-target activity
Published in Cell (27-10-2022)“…The target DNA specificity of the CRISPR-associated genome editor nuclease Cas9 is determined by complementarity to a 20-nucleotide segment in its guide RNA…”
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Gaussian accelerated molecular dynamics: Principles and applications
Published in Wiley interdisciplinary reviews. Computational molecular science (01-09-2021)“…Gaussian accelerated molecular dynamics (GaMD) is a robust computational method for simultaneous unconstrained enhanced sampling and free energy calculations…”
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Dimerization of the deaminase domain and locking interactions with Cas9 boost base editing efficiency in ABE8e
Published in Nucleic acids research (21-11-2024)“…CRISPR-based DNA adenine base editors (ABEs) hold remarkable promises to address human genetic diseases caused by point mutations. ABEs were developed by…”
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Key role of an alpha-helical lid in driving the target DNA toward catalysis in CRISPR-Cas12a
Published in Biophysical journal (10-02-2023)Get full text
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