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- PDB-9c49: Cryo-EM structure of Danio rerio voltage-sensing phosphatase (VSP... -
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Open data
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Basic information
Entry | Database: PDB / ID: 9c49 | ||||||
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Title | Cryo-EM structure of Danio rerio voltage-sensing phosphatase (VSP) phosphatase domain | ||||||
![]() | Phosphatidylinositol-3,4,5-trisphosphate 3-phosphatase TPTE2 | ||||||
![]() | MEMBRANE PROTEIN / phosphatase / voltage-sensing | ||||||
Function / homology | ![]() phosphatidylinositol-3,4,5-trisphosphate 3-phosphatase activity / phosphatidylinositol dephosphorylation / regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction / dephosphorylation / regulation of endocytosis / protein-tyrosine-phosphatase / protein tyrosine phosphatase activity / cell projection / cell motility / monoatomic ion channel activity ...phosphatidylinositol-3,4,5-trisphosphate 3-phosphatase activity / phosphatidylinositol dephosphorylation / regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction / dephosphorylation / regulation of endocytosis / protein-tyrosine-phosphatase / protein tyrosine phosphatase activity / cell projection / cell motility / monoatomic ion channel activity / negative regulation of cell population proliferation / nucleus / plasma membrane / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.97 Å | ||||||
![]() | Zhang, L. / Brohawn, S.G. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Coupling sensor to enzyme in the voltage sensing phosphatase Authors: Yu, Y. / Zhang, L. / Li, B. / Fu, Z. / Brohawn, S.G. / Isacoff, E.Y. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 162 KB | Display | ![]() |
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PDB format | ![]() | 100.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 30.6 KB | Display | |
Data in CIF | ![]() | 42.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 45178MC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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Components
#1: Protein | Mass: 59640.520 Da / Num. of mol.: 2 / Mutation: C302S Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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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: Voltage-sensing phosphatase (Phosphatidylinositol-3,4,5-trisphosphate 3-phosphatase TPTE2) in lipid nanodisc Type: COMPLEX / Entity ID: all / Source: RECOMBINANT | ||||||||||||||||||||
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Molecular weight | Value: 0.119 MDa / Experimental value: NO | ||||||||||||||||||||
Source (natural) | Organism: ![]() ![]() | ||||||||||||||||||||
Source (recombinant) | Organism: ![]() | ||||||||||||||||||||
Buffer solution | pH: 8 | ||||||||||||||||||||
Buffer component |
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Specimen | Conc.: 5.6 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES Details: VSP reconstituted in MSP2N2 lipid nanodiscs with 2:1:1:0.2 DOPE:POPS:POPC:Brain PI(3,4)P2 | ||||||||||||||||||||
Specimen support | Grid material: GOLD / Grid mesh size: 300 divisions/in. / Grid type: UltrAuFoil R1.2/1.3 | ||||||||||||||||||||
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 4 K / Details: 3s blot, blot force 1 |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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Microscopy | Model: FEI TALOS ARCTICA |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 1800 nm / Nominal defocus min: 600 nm |
Image recording | Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
3D reconstruction | Resolution: 2.97 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 208690 / Symmetry type: POINT | ||||||||||||||||||||||||
Refinement | Cross valid method: NONE Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2 | ||||||||||||||||||||||||
Displacement parameters | Biso mean: 49.17 Å2 | ||||||||||||||||||||||||
Refine LS restraints |
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