+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-30750 | |||||||||
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Title | Liganded EGFR averaged cluster 10 | |||||||||
Map data | ||||||||||
Sample |
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Biological species | Homo sapiens (human) | |||||||||
Method | electron tomography / cryo EM / Resolution: 15.0 Å | |||||||||
Authors | Purba ER / Saita EI / Akhouri RR / Ofverstedt LG / Wilken G / Skoglund U / Maruyama IN | |||||||||
Citation | Journal: Front Endocrinol / Year: 2022 Title: Allosteric activation of preformed EGF receptor dimers by a single ligand binding event. Authors: Purba ER / Saita EI / Akhouri RR / Ofverstedt LG / Wilken G / Skoglund U / Maruyama IN | |||||||||
History |
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-Structure visualization
Movie |
Movie viewer |
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Structure viewer | EM map: SurfViewMolmilJmol/JSmol |
Supplemental images |
-Downloads & links
-EMDB archive
Map data | emd_30750.map.gz | 4.3 MB | EMDB map data format | |
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Header (meta data) | emd-30750-v30.xml emd-30750.xml | 12.2 KB 12.2 KB | Display Display | EMDB header |
Images | emd_30750.png | 14.4 KB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-30750 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-30750 | HTTPS FTP |
-Validation report
Summary document | emd_30750_validation.pdf.gz | 308.9 KB | Display | EMDB validaton report |
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Full document | emd_30750_full_validation.pdf.gz | 308.4 KB | Display | |
Data in XML | emd_30750_validation.xml.gz | 5.4 KB | Display | |
Data in CIF | emd_30750_validation.cif.gz | 6 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-30750 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-30750 | HTTPS FTP |
-Related structure data
Related structure data | C: citing same article (ref.) |
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Similar structure data |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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-Map
File | Download / File: emd_30750.map.gz / Format: CCP4 / Size: 5.1 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 2.258 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Sample components
-Entire : Liganded EGFR averaged cluster 10
Entire | Name: Liganded EGFR averaged cluster 10 |
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Components |
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-Supramolecule #1: Liganded EGFR averaged cluster 10
Supramolecule | Name: Liganded EGFR averaged cluster 10 / type: complex / ID: 1 / Parent: 0 |
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Source (natural) | Organism: Homo sapiens (human) / Location in cell: membrane cell |
Molecular weight | Theoretical: 300 KDa |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | electron tomography |
Aggregation state | particle |
-Sample preparation
Concentration | 0.2 mg/mL | ||||||||
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Buffer | pH: 8 Component:
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Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 200 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 60 sec. | ||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 85 % / Chamber temperature: 277.0 K / Instrument: FEI VITROBOT MARK IV | ||||||||
Details | the sample was monodisperse | ||||||||
Cryo protectant | No | ||||||||
Sectioning | Other: NO SECTIONING |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Temperature | Min: 70.0 K / Max: 70.0 K |
Image recording | Film or detector model: FEI FALCON II (4k x 4k) / Detector mode: INTEGRATING / Number grids imaged: 1 / Number real images: 135 / Average exposure time: 1.8 sec. / Average electron dose: 90.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | C2 aperture diameter: 100.0 µm / Calibrated defocus max: 1.5 µm / Calibrated defocus min: 1.0 µm / Calibrated magnification: 37000 / Illumination mode: OTHER / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 1.5 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 37000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Final reconstruction | Algorithm: BACK PROJECTION / Resolution.type: BY AUTHOR / Resolution: 15.0 Å / Resolution method: OTHER / Number images used: 141 |
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-Atomic model buiding 1
Initial model |
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Refinement | Space: REAL / Protocol: FLEXIBLE FIT / Target criteria: Correlation coefficient |