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Open data
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Basic information
| Entry | Database: PDB / ID: 8j1b | ||||||||||||
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| Title | GSK101 and Ruthenium Red bound state of mTRPV4 | ||||||||||||
Components | Transient receptor potential cation channel subfamily V member 4 | ||||||||||||
Keywords | MEMBRANE PROTEIN / mTRPV4 / STRUCTURAL PROTEIN | ||||||||||||
| Function / homology | Function and homology informationvasopressin secretion / regulation of response to osmotic stress / stretch-activated, monoatomic cation-selective, calcium channel activity / blood vessel endothelial cell delamination / osmosensor activity / hyperosmotic salinity response / calcium ion import into cytosol / cartilage development involved in endochondral bone morphogenesis / positive regulation of microtubule depolymerization / positive regulation of striated muscle contraction ...vasopressin secretion / regulation of response to osmotic stress / stretch-activated, monoatomic cation-selective, calcium channel activity / blood vessel endothelial cell delamination / osmosensor activity / hyperosmotic salinity response / calcium ion import into cytosol / cartilage development involved in endochondral bone morphogenesis / positive regulation of microtubule depolymerization / positive regulation of striated muscle contraction / hypotonic response / positive regulation of macrophage inflammatory protein 1 alpha production / positive regulation of chemokine (C-X-C motif) ligand 1 production / positive regulation of chemokine (C-C motif) ligand 5 production / cellular hypotonic salinity response / cellular hypotonic response / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / cortical microtubule organization / diet induced thermogenesis / multicellular organismal-level water homeostasis / calcium ion import / positive regulation of vascular permeability / TRP channels / positive regulation of monocyte chemotactic protein-1 production / cell-cell junction assembly / negative regulation of brown fat cell differentiation / osmosensory signaling pathway / cellular response to osmotic stress / response to osmotic stress / regulation of aerobic respiration / cortical actin cytoskeleton / positive regulation of macrophage chemotaxis / energy homeostasis / microtubule polymerization / calcium ion import across plasma membrane / alpha-tubulin binding / cytoplasmic microtubule / beta-tubulin binding / monoatomic cation channel activity / response to insulin / SH2 domain binding / actin filament organization / protein kinase C binding / negative regulation of neuron projection development / filopodium / adherens junction / positive regulation of interleukin-6 production / positive regulation of JNK cascade / intracellular calcium ion homeostasis / ruffle membrane / calcium channel activity / calcium ion transmembrane transport / calcium ion transport / positive regulation of inflammatory response / actin filament binding / actin cytoskeleton organization / glucose homeostasis / cilium / cellular response to heat / lamellipodium / actin binding / positive regulation of cytosolic calcium ion concentration / growth cone / calmodulin binding / response to hypoxia / microtubule binding / positive regulation of ERK1 and ERK2 cascade / apical plasma membrane / focal adhesion / positive regulation of gene expression / protein kinase binding / negative regulation of transcription by RNA polymerase II / cell surface / endoplasmic reticulum / identical protein binding / plasma membrane Similarity search - Function | ||||||||||||
| Biological species | ![]() | ||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.72 Å | ||||||||||||
Authors | Zhen, W.X. / Yang, F. | ||||||||||||
| Funding support | China, 1items
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Citation | Journal: Cell Discov / Year: 2023Title: Structural basis of ligand activation and inhibition in a mammalian TRPV4 ion channel. Authors: Wenxuan Zhen / Zhijun Zhao / Shenghai Chang / Xiaoying Chen / Yangzhuoqun Wan / Fan Yang / ![]() | ||||||||||||
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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 | 8j1b.cif.gz | 424.2 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb8j1b.ent.gz | 348.6 KB | Display | PDB format |
| PDBx/mmJSON format | 8j1b.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/j1/8j1b ftp://data.pdbj.org/pub/pdb/validation_reports/j1/8j1b | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 35918MC ![]() 8j1dC ![]() 8j1fC ![]() 8j1hC ![]() 8jkmC M: map data used to model this data C: citing same article ( |
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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: 79611.680 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Homo sapiens (human) / References: UniProt: Q9EPK8#2: Chemical | ChemComp-XQ3 / #3: Chemical | ChemComp-R2R / | Has ligand of interest | Y | Has protein modification | N | |
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-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: GSK101 and Ruthenium Red bound state of mTRPV4 / Type: COMPLEX / Entity ID: #1 / Source: RECOMBINANT |
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| Source (natural) | Organism: ![]() |
| Source (recombinant) | Organism: Homo sapiens (human) |
| Buffer solution | pH: 8 |
| Specimen | Conc.: 5 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Vitrification | Cryogen name: ETHANE |
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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 defocus max: 1600 nm / Nominal defocus min: 800 nm |
| Image recording | Electron dose: 52 e/Å2 / Film or detector model: FEI FALCON IV (4k x 4k) |
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Processing
| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
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| 3D reconstruction | Resolution: 3.72 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 334401 / Symmetry type: POINT |
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China, 1items
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Homo sapiens (human)


FIELD EMISSION GUN