Search Results - "Shibata, Keitaro"
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Regulation of mitochondrial transport and inter-microtubule spacing by tau phosphorylation at the sites hyperphosphorylated in Alzheimer's disease
Published in The Journal of neuroscience (15-02-2012)“…The microtubule-associated protein Tau is a major component of the neurofibrillary tangles that serve as a neuropathological hallmark of Alzheimer's disease…”
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Inhibition of the mitochondrial protein Opa1 curtails breast cancer growth
Published in Journal of experimental & clinical cancer research (12-03-2022)“…Mitochondrial fusion and fission proteins have been nominated as druggable targets in cancer. Whether their inhibition is efficacious in triple negative breast…”
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Unidirectional cooperative binding of fimbrin actin-binding domain 2 to actin filament
Published in Biochemical and biophysical research communications (07-05-2021)“…Fimbrin forms bundles of parallel actin filaments in filopodia, but it remains unclear how fimbrin forms well-ordered bundles. To address this issue, we…”
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Inhibition of the mitochondria-shaping protein Opa1 restores sensitivity to Gefitinib in a lung adenocarcinomaresistant cell line
Published in Cell death & disease (05-04-2023)“…Drug resistance limits the efficacy of chemotherapy and targeted cancer treatments, calling for the identification of druggable targets to overcome it. Here we…”
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Actin-binding domains mediate the distinct distribution of two Dictyostelium Talins through different affinities to specific subsets of actin filaments during directed cell migration
Published in PloS one (04-04-2019)“…Although the distinct distribution of certain molecules along the anterior or posterior edge is essential for directed cell migration, the mechanisms to…”
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K336I mutant actin alters the structure of neighbouring protomers in filaments and reduces affinity for actin-binding proteins
Published in Scientific reports (29-03-2019)“…Mutation of the Lys-336 residue of actin to Ile (K336I) or Asp (K336E) causes congenital myopathy. To understand the effect of this mutation on the function of…”
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A single protofilament is sufficient to support unidirectional walking of dynein and kinesin
Published in PloS one (10-08-2012)“…Cytoplasmic dynein and kinesin are two-headed microtubule motor proteins that move in opposite directions on microtubules. It is known that kinesin steps by a…”
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Actin binding domain of filamin distinguishes posterior from anterior actin filaments in migrating Dictyostelium cells
Published in Biophysics and Physicobiology (01-01-2016)“…Actin filaments in different parts of a cell interact with specific actin binding proteins (ABPs) and perform different functions in a spatially regulated…”
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Elucidating how linear motor proteins impinge on mitochondrial morphology
Published in Biochimica et biophysica acta. Bioenergetics (01-08-2016)Get full text
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Conformational diversity of dynactin sidearm and domain organization of its subunit p150
Published in Molecular biology of the cell (01-06-2020)“…Dynactin is a principal regulator of the minus-end directed microtubule motor dynein. The sidearm of dynactin is essential for binding to microtubules and…”
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α- and β-Tubulin Lattice of the Axonemal Microtubule Doublet and Binding Proteins Revealed by Single Particle Cryo-Electron Microscopy and Tomography
Published in Structure (London) (01-09-2015)“…Microtubule doublet (MTD) is the main skeleton of cilia/flagella. Many proteins, such as dyneins and radial spokes, bind to MTD, and generate or regulate…”
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Circular orientation fluorescence emitter imaging (COFEI) of rotational motion of motor proteins
Published in Biochemical and biophysical research communications (12-10-2018)“…Single-molecule fluorescence polarization technique has been utilized to detect structural changes in biomolecules and intermolecular interactions. Here we…”
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Single Protofilament is Enough to Support Unidirectional Walking of Cytoplasmic Dynein
Published in Biophysical journal (01-02-2011)Get full text
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Direction and speed of microtubule movements driven by kinesin motors arranged on catchin thick filaments
Published in Cell motility and the cytoskeleton (01-10-2008)“…Conventional kinesin (Kinesin‐1) is a microtubule‐based molecular motor that supports intracellular vesicle/organelle transport in various eukaryotic cells. To…”
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