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Yorodumi- PDB-8fdu: Engineered human dynein motor domain in the microtubule-unbound s... -
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Basic information
| Entry | Database: PDB / ID: 8fdu | ||||||||||||
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| Title | Engineered human dynein motor domain in the microtubule-unbound state with LIS1 complex in the buffer containing ATP-Vi (local refined on AAA3-AAA5 and LIS1) | ||||||||||||
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Keywords | MOTOR PROTEIN / Dynein / motor domain / microtubule-unbound / LIS1 | ||||||||||||
| Function / homology | Function and homology informationmicrotubule cytoskeleton organization involved in establishment of planar polarity / establishment of planar polarity of embryonic epithelium / 1-alkyl-2-acetylglycerophosphocholine esterase complex / L-selenocysteine biosynthetic process / corpus callosum morphogenesis / maintenance of centrosome location / ameboidal-type cell migration / platelet activating factor metabolic process / radial glia-guided pyramidal neuron migration / serine-tRNA ligase ...microtubule cytoskeleton organization involved in establishment of planar polarity / establishment of planar polarity of embryonic epithelium / 1-alkyl-2-acetylglycerophosphocholine esterase complex / L-selenocysteine biosynthetic process / corpus callosum morphogenesis / maintenance of centrosome location / ameboidal-type cell migration / platelet activating factor metabolic process / radial glia-guided pyramidal neuron migration / serine-tRNA ligase / serine-tRNA ligase activity / seryl-tRNA aminoacylation / establishment of centrosome localization / acrosome assembly / cerebral cortex neuron differentiation / central region of growth cone / nuclear membrane disassembly / microtubule sliding / positive regulation of cytokine-mediated signaling pathway / positive regulation of embryonic development / microtubule organizing center organization / layer formation in cerebral cortex / interneuron migration / astral microtubule / auditory receptor cell development / cortical microtubule organization / myeloid leukocyte migration / reelin-mediated signaling pathway / positive regulation of intracellular transport / regulation of metaphase plate congression / positive regulation of spindle assembly / positive regulation of dendritic spine morphogenesis / osteoclast development / establishment of spindle localization / stereocilium / microtubule plus-end binding / brain morphogenesis / motile cilium / vesicle transport along microtubule / retrograde axonal transport / COPI-independent Golgi-to-ER retrograde traffic / minus-end-directed microtubule motor activity / microtubule associated complex / negative regulation of JNK cascade / P-body assembly / dynein light intermediate chain binding / cytoplasmic dynein complex / kinesin complex / neuromuscular process controlling balance / stem cell division / nuclear migration / establishment of mitotic spindle orientation / dynein intermediate chain binding / cell leading edge / germ cell development / transmission of nerve impulse / dynein complex binding / neuroblast proliferation / dynactin binding / cochlea development / protein secretion / microtubule-based process / positive regulation of axon extension / lipid catabolic process / COPI-mediated anterograde transport / cytoplasmic microtubule / phospholipase binding / JNK cascade / cytoplasmic microtubule organization / Loss of Nlp from mitotic centrosomes / Loss of proteins required for interphase microtubule organization from the centrosome / axon cytoplasm / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / Recruitment of mitotic centrosome proteins and complexes / MHC class II antigen presentation / positive regulation of mitotic cell cycle / Recruitment of NuMA to mitotic centrosomes / Anchoring of the basal body to the plasma membrane / HSP90 chaperone cycle for steroid hormone receptors (SHR) in the presence of ligand / Mitotic Prometaphase / EML4 and NUDC in mitotic spindle formation / AURKA Activation by TPX2 / Resolution of Sister Chromatid Cohesion / stress granule assembly / mitotic spindle organization / regulation of microtubule cytoskeleton organization / regulation of mitotic spindle organization / filopodium / adult locomotory behavior / hippocampus development / phosphoprotein binding / RHO GTPases Activate Formins / cerebral cortex development / kinetochore / modulation of chemical synaptic transmission / microtubule cytoskeleton organization / Schaffer collateral - CA1 synapse / neuron migration / HCMV Early Events / Aggrephagy Similarity search - Function | ||||||||||||
| Biological species | Homo sapiens (human)![]() Thermus thermophilus (bacteria) | ||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.3 Å | ||||||||||||
Authors | Ton, W. / Wang, Y. / Chai, P. | ||||||||||||
| Funding support | United States, 3items
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Citation | Journal: Nat Struct Mol Biol / Year: 2023Title: Microtubule-binding-induced allostery triggers LIS1 dissociation from dynein prior to cargo transport. Authors: William D Ton / Yue Wang / Pengxin Chai / Cisloynny Beauchamp-Perez / Nicholas T Flint / Lindsay G Lammers / Hao Xiong / Kai Zhang / Steven M Markus / ![]() Abstract: The lissencephaly-related protein LIS1 is a critical regulator of cytoplasmic dynein that governs motor function and intracellular localization (for example, to microtubule plus-ends). Although LIS1 ...The lissencephaly-related protein LIS1 is a critical regulator of cytoplasmic dynein that governs motor function and intracellular localization (for example, to microtubule plus-ends). Although LIS1 binding is required for dynein activity, its unbinding prior to initiation of cargo transport is equally important, since preventing dissociation leads to dynein dysfunction. To understand whether and how dynein-LIS1 binding is modulated, we engineered dynein mutants locked in a microtubule-bound (MT-B) or microtubule-unbound (MT-U) state. Whereas the MT-B mutant exhibits low LIS1 affinity, the MT-U mutant binds LIS1 with high affinity, and as a consequence remains almost irreversibly associated with microtubule plus-ends. We find that a monomeric motor domain is sufficient to exhibit these opposing LIS1 affinities, and that this is evolutionarily conserved between yeast and humans. Three cryo-EM structures of human dynein with and without LIS1 reveal microtubule-binding induced conformational changes responsible for this regulation. Our work reveals key biochemical and structural insight into LIS1-mediated dynein activation. | ||||||||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 8fdu.cif.gz | 349.8 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb8fdu.ent.gz | 252 KB | Display | PDB format |
| PDBx/mmJSON format | 8fdu.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/fd/8fdu ftp://data.pdbj.org/pub/pdb/validation_reports/fd/8fdu | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 29014MC ![]() 8fcyC ![]() 8fd6C ![]() 8fdtC C: citing same article ( M: map data used to model this data |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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Components
| #1: Protein | Mass: 357459.125 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Details: residues 1458-3277 of dynein followed by residues 30-96 of serine-tRNA ligase, followed by residues 3412-4646 of dynein Source: (gene. exp.) Homo sapiens (human), (gene. exp.) ![]() Thermus thermophilus (bacteria)Gene: DYNC1H1, DHC1, DNCH1, DNCL, DNECL, DYHC, KIAA0325, serS, TTHA0875 Strain: HB8 / Production host: ![]() References: UniProt: Q14204, UniProt: Q5SJX7, serine-tRNA ligase | ||||
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| #2: Protein | Mass: 66423.547 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: SNAP tag present on C-terminus,SNAP tag present on C-terminus Source: (gene. exp.) Homo sapiens (human) / Gene: PAFAH1B1, LIS1, MDCR, MDS, PAFAHA / Production host: ![]() #3: Chemical | Has ligand of interest | Y | |
-Experimental details
-Experiment
| Experiment | Method: ELECTRON MICROSCOPY |
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| EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
| Component | Name: Engineered human dynein motor domain in microtubule-unbound state with LIS1 complex in the buffer containing ATP-Vi Type: COMPLEX / Entity ID: #1-#2 / Source: RECOMBINANT |
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| Molecular weight | Value: 0.49 MDa / Experimental value: YES |
| Source (natural) | Organism: Homo sapiens (human) |
| Source (recombinant) | Organism: ![]() |
| Buffer solution | pH: 7.4 Details: 50 mM Tris pH 7.4, 150 mM potassium acetate, 2 mM magnesium acetate, 1 mM EGTA, 1 mM DTT, and 0.1 mM Mg-ATP |
| Specimen | Conc.: 0.5 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Specimen support | Grid material: COPPER / Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R2/1 |
| Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 95 % / Chamber temperature: 277 K |
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Electron microscopy imaging
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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| Microscopy | Model: FEI TITAN KRIOS |
| Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
| Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 105000 X / Calibrated magnification: 105000 X / Nominal defocus max: 3000 nm / Nominal defocus min: 1200 nm / Calibrated defocus min: 1200 nm / Calibrated defocus max: 3000 nm / Cs: 2.7 mm / C2 aperture diameter: 100 µm |
| Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Image recording | Electron dose: 40 e/Å2 / Detector mode: SUPER-RESOLUTION / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
| Software | Name: UCSF ChimeraX / Version: 1.4/v9 / Classification: model building / URL: https://www.rbvi.ucsf.edu/chimerax/ / Os: macOS / Type: package | ||||||||||||||||||||||||||||||||||||
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 3.3 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 53572 / Algorithm: BACK PROJECTION / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||
| Atomic model building | Protocol: RIGID BODY FIT / Space: REAL |
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About Yorodumi



Homo sapiens (human)
Thermus thermophilus (bacteria)
United States, 3items
Citation






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