Search Results - "Sosa‐Peinado, Alejandro"
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Thermodynamic and kinetic analysis of the LAO binding protein and its isolated domains reveal non-additivity in stability, folding and function
Published in The FEBS journal (01-09-2023)“…Substrate-binding proteins (SBPs) are used by organisms from the three domains of life for transport and signalling. SBPs are composed of two domains that…”
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Redesign of LAOBP to bind novel l‐amino acid ligands
Published in Protein science (01-05-2018)“…Computational protein design is still a challenge for advancing structure‐function relationships. While recent advances in this field are promising, more…”
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The interplay of protein–ligand and water‐mediated interactions shape affinity and selectivity in the LAO binding protein
Published in The FEBS journal (01-02-2020)“…The study of binding thermodynamics is essential to understand how affinity and selectivity are acquired in molecular complexes. Periplasmic binding proteins…”
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A role for both conformational selection and induced fit in ligand binding by the LAO protein
Published in PLoS computational biology (01-05-2011)“…Molecular recognition is determined by the structure and dynamics of both a protein and its ligand, but it is difficult to directly assess the role of each of…”
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Protein tyrosine phosphatase 1B (PTP1B) function, structure, and inhibition strategies to develop antidiabetic drugs
Published in FEBS letters (01-08-2024)“…Tyrosine protein phosphatase non‐receptor type 1 (PTP1B; also known as protein tyrosine phosphatase 1B) is a member of the protein tyrosine phosphatase (PTP)…”
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Bisindolylmaleimides New Ligands of CaM Protein
Published in Molecules (Basel, Switzerland) (23-10-2022)“…In the present study, we reported the interactions at the molecular level of a series of compounds called Bisindolylmaleimide, as potential inhibitors of the…”
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Catalase evolved to concentrate H2O2 at its active site
Published in Archives of biochemistry and biophysics (01-08-2010)“…Catalase is a homo-tetrameric enzyme that has its heme active site deeply buried inside the protein. Its only substrate, hydrogen peroxide (H2O2), reaches the…”
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How catalase recognizes H2O2 in a sea of water
Published in Proteins, structure, function, and bioinformatics (01-01-2014)“…ABSTRACT Monofunctional heme‐catalases have been studied for many decades but there is still an incomplete understanding of why such a large tetrameric protein…”
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Application of a Fluorescent Biosensor in Determining the Binding of 5-HT to Calmodulin
Published in Chemosensors (01-09-2021)“…Here, we show the utility of the fluorescent biosensor hCaM-M124C-mBBr in detecting and determining the affinity of serotonin (5-HT). We obtained a Kd of 5-HT…”
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Conformational dynamics of L-lysine, L-arginine, L-ornithine binding protein reveals ligand-dependent plasticity
Published in Proteins, structure, function, and bioinformatics (01-07-2011)“…The molecular basis of multiple ligand binding affinity for amino acids in periplasmic binding proteins (PBPs) and in the homologous domain for class C…”
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On the molecular basis of the high affinity binding of basic amino acids to LAOBP, a periplasmic binding protein from Salmonella typhimurium
Published in Journal of molecular recognition (01-02-2015)“…The rational designing of binding abilities in proteins requires an understanding of the relationship between structure and thermodynamics. However, our…”
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Importance of the interaction protein-protein of the CaM-PDE1A and CaM-MLCK complexes in the development of new anti-CaM drugs
Published in Journal of molecular recognition (01-04-2013)“…Protein–protein interactions play central roles in physiological and pathological processes. The bases of the mechanisms of drug action are relevant to the…”
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Calmodulin Inhibitors from Aspergillus stromatoides
Published in Chemistry & biodiversity (01-03-2013)“…An organic extract was prepared from the culture medium and mycelia of the marine fungus Aspergillus stromatoides Raper & Fennell. The extract was fractionated…”
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How catalase recognizes H 2 O 2 in a sea of water: How Catalase Recognizes H 2 O 2 in a Sea of Water
Published in Proteins, structure, function, and bioinformatics (01-01-2014)Get full text
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How catalase recognizes H sub(2)O sub(2) in a sea of water
Published in Proteins, structure, function, and bioinformatics (01-01-2014)“…Monofunctional heme-catalases have been studied for many decades but there is still an incomplete understanding of why such a large tetrameric protein with…”
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Alterations in plasma membrane promote overexpression and increase of sodium influx through epithelial sodium channel in hypertensive platelets
Published in Biochimica et biophysica acta (01-08-2016)“…Platelets are small, anucleated cell fragments that activate in response to a wide variety of stimuli, triggering a complex series of intracellular pathways…”
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Theoretical-experimental studies of calmodulin-peptide interactions at different calcium equivalents
Published in Journal of biomolecular structure & dynamics (13-04-2022)“…We study the CaM-peptide interactions for four CaM-related peptides with different calcium equivalents, using the hCaM-M124C-mBBr biosensor and Molecular…”
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Enhanced expression of the Epithelial Sodium Channel in neutrophils from hypertensive patients
Published in Biochimica et biophysica acta. Biomembranes (01-02-2019)“…Hypertension (HTN), i.e. abnormally high blood pressure, is a major risk factor for heart attack, stroke, and kidney failure. The Epithelial Sodium Channel…”
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Expression of recombinant SnRK1 in E. coli. Characterization of adenine nucleotide binding to the SnRK1.1/AKINβγ-β3 complex
Published in Plant science (Limerick) (01-10-2017)“…[Display omitted] •SnRK1.1 and SnRK1.2 subunits are active after being phosphorylated by SnAK2 and their activity increased by the union of the regulatory…”
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