Search Results - "Kukacka, Zdenek"
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Top-Down Detection of Oxidative Protein Footprinting by Collision-Induced Dissociation, Electron-Transfer Dissociation, and Electron-Capture Dissociation
Published in Analytical chemistry (Washington) (19-07-2022)“…Fast photochemical oxidation of proteins (FPOP) footprinting is a structural mass spectrometry method that maps proteins by fast and irreversible chemical…”
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Fast Fluoroalkylation of Proteins Uncovers the Structure and Dynamics of Biological Macromolecules
Published in Journal of the American Chemical Society (15-12-2021)“…Covalent labeling of proteins in combination with mass spectrometry has been established as a complementary technique to classical structural methods, such as…”
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Utilization of Fast Photochemical Oxidation of Proteins and Both Bottom-up and Top-down Mass Spectrometry for Structural Characterization of a Transcription Factor–dsDNA Complex
Published in Analytical chemistry (Washington) (22-02-2022)“…A combination of covalent labeling techniques and mass spectrometry (MS) is currently a progressive approach for deriving insights related to the mapping of…”
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Structural Characterization of Monoclonal Antibodies and Epitope Mapping by FFAP Footprinting
Published in Analytical chemistry (Washington) (14-05-2024)“…Covalent labeling in combination with mass spectrometry is a powerful approach used in structural biology to study protein structures, interactions, and…”
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LinX: A Software Tool for Uncommon Cross-Linking Chemistry
Published in Journal of proteome research (02-04-2021)“…Chemical cross-linking mass spectrometry has become a popular tool in structural biology. Although several algorithms exist that efficiently analyze…”
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Multivalency of nucleosome recognition by LEDGF
Published in Nucleic acids research (13-10-2023)“…Abstract Eukaryotic transcription is dependent on specific histone modifications. Their recognition by chromatin readers triggers complex processes relying on…”
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Epitope and affinity determination of recombinant Mycobacterium tuberculosis Ag85B antigen towards anti-Ag85 antibodies using proteolytic affinity-mass spectrometry and biosensor analysis
Published in Analytical and bioanalytical chemistry (01-01-2019)“…Tuberculosis (TB) is the first cause of death from infectious diseases worldwide. Only a single anti-TB vaccine is currently available for clinical use, but…”
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Reductant‐Induced Free Radical Fluoroalkylation of Nitrogen Heterocycles and Innate Aromatic Amino Acid Residues in Peptides and Proteins
Published in Chemistry : a European journal (10-12-2019)“…A series of fluoroalkylated cyclic λ3‐iodanes and their hydrochloride salts was prepared and used in a combination with sodium ascorbate in buffer or aqueous…”
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SAP domain forms a flexible part of DNA aperture in Ku70/80
Published in The FEBS journal (01-07-2021)“…Nonhomologous end joining (NHEJ) is a DNA repair mechanism that religates double‐strand DNA breaks to maintain genomic integrity during the entire cell cycle…”
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Binding of eIF3 in complex with eIF5 and eIF1 to the 40S ribosomal subunit is accompanied by dramatic structural changes
Published in Nucleic acids research (05-09-2019)“…Abstract eIF3 is a large multiprotein complex serving as an essential scaffold promoting binding of other eIFs to the 40S subunit, where it coordinates their…”
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Molecular Mechanism of LEDGF/p75 Dimerization
Published in Structure (London) (01-12-2020)“…Dimerization of many eukaryotic transcription regulatory factors is critical for their function. Regulatory role of an epigenetic reader lens…”
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Crystal structure of native β‐N‐acetylhexosaminidase isolated from Aspergillus oryzae sheds light onto its substrate specificity, high stability, and regulation by propeptide
Published in The FEBS journal (01-02-2018)“…β‐N‐acetylhexosaminidase from the fungus Aspergillus oryzae is a secreted extracellular enzyme that cleaves chitobiose into constituent monosaccharides. It…”
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Role of the EF-hand-like Motif in the 14-3-3 Protein-mediated Activation of Yeast Neutral Trehalase Nth1
Published in The Journal of biological chemistry (16-05-2014)“…Trehalases hydrolyze the non-reducing disaccharide trehalose amassed by cells as a universal protectant and storage carbohydrate. Recently, it has been shown…”
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Structural basis of the 14-3-3 protein-dependent activation of yeast neutral trehalase Nth1
Published in Biochimica et biophysica acta (01-10-2013)“…Trehalases are highly conserved enzymes catalyzing the hydrolysis of trehalose in a wide range of organisms. The activity of yeast neutral trehalase Nth1 is…”
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The C-type lectin-like receptor Nkrp1b: Structural proteomics reveals features affecting protein conformation and interactions
Published in Journal of proteomics (30-03-2019)“…The cytotoxicity of mouse natural killer (NK) cells in response to pathological changes in target cells is regulated via the Nkrp1b receptor. Here, we…”
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Enzymatic characterization and molecular modeling of an evolutionarily interesting fungal β-N-acetylhexosaminidase
Published in The FEBS journal (01-07-2011)“…Fungal β-N-acetylhexosaminidases are inducible extracellular enzymes with many biotechnological applications. The enzyme from Penicillium oxalicum has unique…”
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Data-Independent Acquisition Represents a Promising Alternative for Fast Photochemical Oxidation of Proteins (FPOP) Samples Analysis
Published in Analytical chemistry (Washington) (16-07-2024)“…Fast Photochemical Oxidation of Proteins (FPOP) is a protein footprinting method utilizing hydroxyl radicals to provide valuable information on the…”
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Crystallization and diffraction analysis of β-N-acetylhexosaminidase from Aspergillus oryzae
Published in Acta crystallographica. Section F, Structural biology and crystallization communications (01-04-2011)“…Fungal β‐N‐acetylhexosaminidases are enzymes that are used in the chemoenzymatic synthesis of biologically interesting oligosaccharides. The enzyme from…”
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Mapping protein structural changes by quantitative cross-linking
Published in Methods (San Diego, Calif.) (01-11-2015)“…[Display omitted] •Quantification of calmodulin conformational changes with isotope-labeled cross-linkers.•Incomplete protein proteolysis hampers mass…”
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Structural Insight into the 14-3-3 Protein-dependent Inhibition of Protein Kinase ASK1 (Apoptosis Signal-regulating kinase 1)
Published in The Journal of biological chemistry (23-09-2016)“…Apoptosis signal-regulating kinase 1 (ASK1, also known as MAP3K5), a member of the mitogen-activated protein kinase kinase kinase (MAP3K) family, regulates…”
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