Search Results - "Medalia, Ohad"
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The structure of a membrane adenylyl cyclase bound to an activated stimulatory G protein
Published in Science (American Association for the Advancement of Science) (26-04-2019)“…Membrane-integral adenylyl cyclases (ACs) are key enzymes in mammalian heterotrimeric GTP-binding protein (G protein)-dependent signal transduction, which is…”
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Lamins: the structure and protein complexes
Published in Current opinion in cell biology (01-02-2015)“…Lamins are nuclear intermediate filament (IF) proteins. They assemble to fibrous structures that are positioned between the inner nuclear membrane and the…”
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Functional Architecture of the Nuclear Pore Complex
Published in Annual review of biophysics (09-06-2012)“…The nuclear pore complex (NPC) is the sole gateway between the nucleus and the cytoplasm. NPCs fuse the inner and outer nuclear membranes to form aqueous…”
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The Human Nuclear Pore Complex as Revealed by Cryo-Electron Tomography
Published in Structure (London) (06-06-2012)“…Nuclear pore complexes (NPCs) are the sole passage through the nuclear envelope, connecting the cytoplasm to the nucleoplasm. These gigantic molecular…”
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5
The molecular architecture of lamins in somatic cells
Published in Nature (London) (09-03-2017)“…Cryo-electron tomography reveals a detailed view of the structural organization of the lamin meshwork within the lamina of the mammalian cell nucleus. The…”
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Nonlinear mechanics of lamin filaments and the meshwork topology build an emergent nuclear lamina
Published in Nature communications (04-12-2020)“…The nuclear lamina—a meshwork of intermediate filaments termed lamins—is primarily responsible for the mechanical stability of the nucleus in multicellular…”
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Structure and gating of the nuclear pore complex
Published in Nature communications (26-06-2015)“…Nuclear pore complexes (NPCs) perforate the nuclear envelope and allow the exchange of macromolecules between the nucleus and the cytoplasm. To acquire a…”
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8
Structural basis for the activation and ligand recognition of the human oxytocin receptor
Published in Nature communications (18-07-2022)“…The small cyclic neuropeptide hormone oxytocin (OT) and its cognate receptor play a central role in the regulation of social behaviour and sexual reproduction…”
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The Nuclear Pore Complex: Birth, Life, and Death of a Cellular Behemoth
Published in Cells (Basel, Switzerland) (25-04-2022)“…Nuclear pore complexes (NPCs) are the only transport channels that cross the nuclear envelope. Constructed from ~500-1000 nucleoporin proteins each, they are…”
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Structural heterogeneity of cellular K5/K14 filaments as revealed by cryo-electron microscopy
Published in eLife (29-07-2021)“…Keratin intermediate filaments are an essential and major component of the cytoskeleton in epithelial cells. They form a stable yet dynamic filamentous network…”
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Tiopronin-Protected Gold Nanoparticles as a Potential Marker for Cryo-EM and Tomography
Published in Structure (London) (02-10-2018)“…Gold nanoparticles (AuNPs) and their conjugation to biological samples have numerous potential applications. When combined with cryo-electron microscopy and…”
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Talin-activated vinculin interacts with branched actin networks to initiate bundles
Published in eLife (13-11-2020)“…Vinculin plays a fundamental role in integrin-mediated cell adhesion. Activated by talin, it interacts with diverse adhesome components, enabling mechanical…”
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13
Adenoviral vector with shield and adapter increases tumor specificity and escapes liver and immune control
Published in Nature communications (31-01-2018)“…Most systemic viral gene therapies have been limited by sequestration and degradation of virions, innate and adaptive immunity, and silencing of therapeutic…”
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14
Allosteric activation of vinculin by talin
Published in Nature communications (18-07-2023)“…The talin-vinculin axis is a key mechanosensing component of cellular focal adhesions. How talin and vinculin respond to forces and regulate one another…”
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Structural Analysis of Supramolecular Assemblies by Cryo-Electron Tomography
Published in Structure (London) (03-09-2013)“…Structural analysis of macromolecular assemblies in their physiological environment is a challenging task that is instrumental in answering fundamental…”
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Cellular and Structural Studies of Eukaryotic Cells by Cryo-Electron Tomography
Published in Cells (Basel, Switzerland) (16-01-2019)“…The architecture of protein assemblies and their remodeling during physiological processes is fundamental to cells. Therefore, providing high-resolution…”
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17
Architecture and Characteristics of Bacterial Nanotubes
Published in Developmental cell (22-02-2016)“…Bacteria display an array of contact-dependent interaction systems that have evolved to facilitate direct cell-to-cell communication. We have previously…”
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The ABC exporter IrtAB imports and reduces mycobacterial siderophores
Published in Nature (London) (01-04-2020)“…Intracellular replication of the deadly pathogen Mycobacterium tuberculosis relies on the production of small organic molecules called siderophores that…”
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Nanosecond chain dynamics of single-stranded nucleic acids
Published in Nature communications (17-07-2024)“…The conformational dynamics of single-stranded nucleic acids are fundamental for nucleic acid folding and function. However, their elementary chain dynamics…”
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Snapshots of nuclear pore complexes in action captured by cryo-electron tomography
Published in Nature (04-10-2007)“…Nuclear pore complexes reside in the nuclear envelope of eukaryotic cells and mediate the nucleocytoplasmic exchange of macromolecules. Traffic is regulated by…”
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