Search Results - "Calixto, Ana Rita"
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Catalytic Redundancies and Conformational Plasticity Drives Selectivity and Promiscuity in Quorum Quenching Lactonases
Published in JACS Au (23-09-2024)“…Several enzymes from the metallo-β-lactamase-like family of lactonases (MLLs) degrade N-acyl L-homoserine lactones (AHLs). They play a role in a microbial…”
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Journal Article -
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Recent Advances in Understanding Biological GTP Hydrolysis through Molecular Simulation
Published in ACS omega (10-03-2020)“…GTP hydrolysis is central to biology, being involved in regulating a wide range of cellular processes. However, the mechanisms by which GTPases hydrolyze this…”
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Journal Article -
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The Kinetics of Carbon‐Carbon‐Bond Formation in Metazoan Fatty Acid Synthase and its Impact on Product Fidelity
Published in Angewandte Chemie International Edition (11-11-2024)“…Fatty acid synthase (FAS) multienzymes are responsible for de novo fatty acid biosynthesis and crucial in primary metabolism. Despite extensive research, the…”
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Journal Article -
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Conformational diversity induces nanosecond-timescale chemical disorder in the HIV-1 protease reaction pathway† †Electronic supplementary information (ESI) available: Methodology used in the initial model and MM-MD simulations; Fig. S1 – energy distribution of the NPT ensemble generated by the MM-MD calculations and of the microstates extracted for the QM/MM calculations; Fig. S2 – correlations between six selected active site distances from reactant structures and the corresponding activation b
Published in Chemical science (Cambridge) (11-06-2019)“…One enzyme, one substrate, but two different reaction mechanisms: HIV-1 protease follows different reaction mechanisms depending on its instantaneous…”
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Journal Article -
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Conformational diversity induces nanosecond-timescale chemical disorder in the HIV-1 protease reaction pathway
Published in Chemical science (Cambridge) (14-08-2019)“…The role of conformational diversity in enzyme catalysis has been a matter of analysis in recent studies. Pre-organization of the active site has been pointed…”
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Journal Article -
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The role of ligand-gated conformational changes in enzyme catalysis
Published in Biochemical Society transactions (31-10-2019)“…Structural and biochemical studies on diverse enzymes have highlighted the importance of ligand-gated conformational changes in enzyme catalysis, where the…”
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Journal Article -
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The Kinetics of Carbon‐Carbon‐Bond Formation in Metazoan Fatty Acid Synthase and its Impact on Product Fidelity
Published in Angewandte Chemie (11-11-2024)“…Fatty acid synthase (FAS) multienzymes are responsible for de novo fatty acid biosynthesis and crucial in primary metabolism. Despite extensive research, the…”
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Journal Article -
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The Origin of the Catalytic Power of Enzymes
Published 01-01-2018“…The main goal of this thesis was to understand the origin of the catalytic power of enzymes. Enzymes are fundamental to life, being able to process their…”
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Dissertation -
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Elucidating the Catalytic Mechanism of Human Renin with Hybrid Quantum Mechanics and Molecular Mechanics Studies
Published 01-01-2013“…Hypertension, also referred as high blood pressure, is a chronical condition that affects nearly 25% of adults worldwide. The increasing prevalence of this…”
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Dissertation