Search Results - "Briggs, James M."
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Inhibition of Cholera Toxin and Other AB Toxins by Polyphenolic Compounds
Published in PloS one (09-11-2016)“…Cholera toxin (CT) is an AB-type protein toxin that contains a catalytic A1 subunit, an A2 linker, and a cell-binding B homopentamer. The CT holotoxin is…”
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Antibody mix-and-read assays based on fluorescence intensity probes
Published in mAbs (01-01-2021)“…Antibodies and Fc fusion proteins are a rapidly growing class of pharmaceuticals. Cell culture and purification process development and operation require…”
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The tilting motion of the central core reveals the transport mechanism of the sarco/endoplasmic reticulum Ca2+-ATPase
Published in International journal of biological macromolecules (01-06-2024)“…The sarco/endoplasmic reticulum Ca2+-ATPase (SERCA) transports two Ca2+ ions per ATP hydrolyzed from the cytoplasm to the lumen. However, how the ATP…”
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The tilting motion of the central core reveals the transport mechanism of the sarco/endoplasmic reticulum Ca 2+ -ATPase
Published in International journal of biological macromolecules (01-06-2024)“…The sarco/endoplasmic reticulum Ca -ATPase (SERCA) transports two Ca ions per ATP hydrolyzed from the cytoplasm to the lumen. However, how the ATP hydrolysis…”
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New insights into the binding and catalytic mechanisms of Bacillus thuringiensis lactonase: insights into B. thuringiensis AiiA mechanism
Published in PloS one (18-09-2013)“…The lactonase enzyme (AiiA) produced by Bacillus thuringiensis serves to degrade autoinducer-1 (AI-1) signaling molecules in what is an evolved mechanism by…”
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Functional Implications of the spectrum of BCL2 mutations in Lymphoma
Published in Mutation research. Reviews in mutation research (01-07-2016)“…Mutations in the translocated BCL2 gene are often detected in diffuse large B-cell lymphomas (DLBCLs), indicating both their significance and pervasiveness…”
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Dynamic Receptor-Based Pharmacophore Model Development and Its Application in Designing Novel HIV-1 Integrase Inhibitors
Published in Journal of medicinal chemistry (10-03-2005)“…We present here a dynamic receptor-based pharmacophore model representing the complementary features of the active site region of HIV-1 integrase (IN), which…”
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Structural mutation analysis of PTEN and its genotype-phenotype correlations in endometriosis and cancer
Published in Proteins, structure, function, and bioinformatics (01-11-2016)“…ABSTRACT The phosphatase and tensin homolog deleted on chromosome ten (PTEN) gene encodes a tumor suppressor phosphatase that has recently been found to be…”
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Pharmacophore Oriented MP2 Characterization of Charge Distribution for Anti-SARS-CoV-2 Inhibitor Nirmatrelvir
Published in Journal of molecular structure (15-10-2023)“…•Structural optimizations of Nirmatrelvir with 67 atoms were performed using high level MP2/6-311+G* and DFT methods.•MK ESP, Hirshfeld, CM5, NBO, and mulliken…”
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Dopamine D1 Receptor Agonist and D2 Receptor Antagonist Effects of the Natural Product (−)–Stepholidine: Molecular Modeling and Dynamics Simulations
Published in Biophysical journal (01-09-2007)“…(−)–Stepholidine (SPD), an active ingredient of the Chinese herb Stephania, is the first compound found to have dual function as a dopamine receptor D1 agonist…”
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Impact of lymphoma‐linked Asn11Tyr point mutation on the interaction between Bcl‐2 and a BH3 mimetic: Insights from molecular dynamics simulation
Published in Chemical biology & drug design (01-04-2020)“…Frequent mutations in the Bcl‐2 anti‐apoptotic protein are often implicated in diffuse large B‐cell lymphoma (DLBCL), a disease profoundly resistant to drugs…”
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Insights into the substrate binding specificity of quorum-quenching acylase PvdQ
Published in Journal of molecular graphics & modelling (01-05-2019)“…Quorum sensing is a cell to cell signaling mechanism that enables them to coordinate their behaviors in a density-dependent manner mediated by small diffusible…”
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Heterotropic roles of divalent cations in the establishment of allostery and affinity maturation of integrin αXβ2
Published in Cell reports (Cambridge) (23-08-2022)“…Allosteric activation and silencing of leukocyte β2-integrins transpire through cation-dependent structural changes, which mediate integrin biosynthesis and…”
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Electrostatic and non-electrostatic contributions to the binding free energies of anthracycline antibiotics to DNA
Published in Journal of molecular biology (28-11-1997)“…The knowledge about molecular factors driving simple ligand-DNA interactions is still limited. The aim of the present study was to investigate the…”
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RNAdemocracy: an ensemble method for RNA secondary structure prediction using consensus scoring
Published in Computational biology and chemistry (01-12-2019)“…[Display omitted] •A structure prediction approach finding consensus within established methods•Able to compete with established methods but does not best…”
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Modulation of Substrate Specificity within the Amino Acid Editing Site of Leucyl-tRNA Synthetase
Published in Biochemistry (Easton) (20-03-2007)“…The aminoacyl-tRNA synthetases covalently link transfer RNAs to their cognate amino acids. Some of the tRNA synthetases have evolved editing mechanisms to…”
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Molecular modeling study of the editing active site of Escherichia coli leucyl-tRNA synthetase: Two amino acid binding sites in the editing domain
Published in Proteins, structure, function, and bioinformatics (01-03-2004)“…Aminoacyl‐tRNA synthetases (aaRSs) strictly discriminate their cognate amino acids. Some aaRSs accomplish this via proofreading and editing mechanisms…”
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Screening of Focused Compound Library Targeting Liver X Receptors in Pancreatic Cancer Identified Ligands with Inverse Agonist and Degrader Activity
Published in ACS chemical biology (20-11-2020)“…Pancreatic ductal adenocarcinoma (PDAC) is the predominant form of pancreatic cancer. PDACs harbor oncogenic mutations in the KRAS gene, and ongoing efforts to…”
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Mechanistic role of NS4A and substrate in the activation of HCV NS3 protease
Published in Proteins, structure, function, and bioinformatics (01-08-2011)“…Hepatitis C virus (HCV) NS3 protease is the key enzyme for its maturation. Three hypotheses have been advanced in the literature to demonstrate the mechanism…”
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QM/MM study of N501 involved intermolecular interaction between SARS-CoV-2 receptor binding domain and antibody of human origin
Published in Computational biology and chemistry (01-02-2023)“…Intermolecular interaction between key residue N501 of the epitope on SARS-CoV-2 RBD and screening antibody B38 was studied using the QM/MM and QM approach…”
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