Search Results - "Khoo, Keith K"
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The thermodynamics of Pr55Gag-RNA interaction regulate the assembly of HIV
Published in PLoS pathogens (01-02-2017)“…The interactions that occur during HIV Pr55Gag oligomerization and genomic RNA packaging are essential elements that facilitate HIV assembly. However,…”
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Potassium Channel Modulation by a Toxin Domain in Matrix Metalloprotease 23
Published in The Journal of biological chemistry (19-03-2010)“…Peptide toxins found in a wide array of venoms block K+ channels, causing profound physiological and pathological effects. Here we describe the first…”
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Plasma Protein Binding Structure–Activity Relationships Related to the N‑Terminus of Daptomycin
Published in ACS infectious diseases (10-03-2017)“…Daptomycin is a lipopeptide antibiotic that is highly bound to plasma proteins. To date, the plasma components and structure–activity relationships responsible…”
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Intrastructural Help: Harnessing T Helper Cells Induced by Licensed Vaccines for Improvement of HIV Env Antibody Responses to Virus-Like Particle Vaccines
Published in Journal of virology (15-07-2018)“…Induction of persistent antibody responses by vaccination is generally thought to depend on efficient help by T follicular helper cells. Since the T helper…”
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How an intrinsic ligand tunes the activity of a potassium channel
Published in The Journal of general physiology (02-04-2018)“…Khoo and Pless examine new work that provides mechanistic insight into the role of the intrinsic ligand in KCNH ion channels.…”
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A potent and Kv1.3-selective analogue of the scorpion toxin HsTX1 as a potential therapeutic for autoimmune diseases
Published in Scientific reports (28-03-2014)“…HsTX1 toxin, from the scorpion Heterometrus spinnifer , is a 34-residue, C-terminally amidated peptide cross-linked by four disulfide bridges. Here we describe…”
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Distinct Disulfide Isomers of μ‑Conotoxins KIIIA and KIIIB Block Voltage-Gated Sodium Channels
Published in Biochemistry (Easton) (11-12-2012)“…In the preparation of synthetic conotoxins containing multiple disulfide bonds, oxidative folding can produce numerous permutations of disulfide bond…”
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Lactam-Stabilized Helical Analogues of the Analgesic μ-Conotoxin KIIIA
Published in Journal of medicinal chemistry (10-11-2011)“…μ-Conotoxin KIIIA (μ-KIIIA) blocks mammalian voltage-gated sodium channels (VGSCs) and is a potent analgesic following systemic administration in mice…”
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A Helical Conotoxin from Conus imperialis Has a Novel Cysteine Framework and Defines a New Superfamily
Published in The Journal of biological chemistry (27-04-2012)“…Cone snail venoms are a rich source of peptides, many of which are potent and selective modulators of ion channels and receptors. Here we report the isolation…”
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Structure of the Analgesic μ-Conotoxin KIIIA and Effects on the Structure and Function of Disulfide Deletion
Published in Biochemistry (Easton) (17-02-2009)“…μ-Conotoxin μ-KIIIA, from Conus kinoshitai, blocks mammalian neuronal voltage-gated sodium channels (VGSCs) and is a potent analgesic following systemic…”
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The C-terminal p6 domain of the HIV-1 Pr55Gag precursor is required for specific binding to the genomic RNA
Published in RNA biology (04-08-2018)“…The Pr55 Gag precursor specifically selects the HIV-1 genomic RNA (gRNA) from a large excess of cellular and partially or fully spliced viral RNAs and drives…”
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The C-terminal p6 domain of the HIV-1 Pr55 Gag precursor is required for specific binding to the genomic RNA
Published in RNA biology (14-07-2018)“…The Pr55 precursor specifically selects the HIV-1 genomic RNA (gRNA) from a large excess of cellular and partially or fully spliced viral RNAs and drives the…”
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A Semi-Synthetic Approach to Engineer Ligand- and Voltage-Gated Ion Channels in Live Cells
Published in Biophysical journal (15-02-2019)Get full text
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Interplay of Nav1.5 Disease-Causing Mutations and Phosphorylation Revealed by Protein Semi-Synthesis and Molecular Dynamics Simulations
Published in Biophysical journal (12-02-2021)Get full text
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The thermodynamics of Pr55.sup.Gag-RNA interaction regulate the assembly of HIV
Published in PLoS pathogens (21-02-2017)“…The interactions that occur during HIV Pr55.sup.Gag oligomerization and genomic RNA packaging are essential elements that facilitate HIV assembly. However,…”
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Structure of the Analgesic m-Conotoxin KIIIA and Effects on the Structure and Function of Disulfide Deletion
Published in Biochemistry (Easton) (26-01-2009)“…*m-Conotoxin *m-KIIIA, from Conus kinoshitai, blocks mammalian neuronal voltage-gated sodium channels (VGSCs) and is a potent analgesic following systemic…”
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Protein semisynthesis underscores the role of a conserved lysine in activation and desensitization of acid-sensing ion channels
Published in Cell chemical biology (16-05-2024)“…Acid-sensing ion channels (ASICs) are trimeric ion channels that open a cation-conducting pore in response to proton binding. Excessive ASIC activation during…”
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