+
Open data
-
Basic information
| Entry | ![]() | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Title | SARS-Cov-2 spike glycoprotein with 1 RBD up | |||||||||
Map data | sharpened map of SARS-2 S glycoprotein in open state | |||||||||
Sample |
| |||||||||
Keywords | SARS-CoV-2 / open state / coronavirus / VIRAL PROTEIN | |||||||||
| Biological species | ![]() | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 6.9 Å | |||||||||
Authors | Torrents de la Pena A / Sewall LM / Ward AB | |||||||||
| Funding support | United States, 2 items
| |||||||||
Citation | Journal: Nat Biomed Eng / Year: 2025Title: Rapid and High-Throughput Imaging of Immune Complexes Using Microfluidics and Single Particle Electron Microscopy Authors: Sewall LM / de Paiva Froes Rocha R / Gibson G / Louie M / Xie Z / Bangaru S / Tran AS / Ozorowski G / Mohanty S / Beutler N / Burton DR / Shaw AC / Batista FD / Chocarro Ruiz B / Torrents de la Pena A / Ward AB | |||||||||
| History |
|
-
Structure visualization
| Supplemental images |
|---|
-
Downloads & links
-EMDB archive
| Map data | emd_44680.map.gz | 229.9 MB | EMDB map data format | |
|---|---|---|---|---|
| Header (meta data) | emd-44680-v30.xml emd-44680.xml | 15.9 KB 15.9 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_44680_fsc.xml | 13.4 KB | Display | FSC data file |
| Images | emd_44680.png | 20 KB | ||
| Masks | emd_44680_msk_1.map | 244.1 MB | Mask map | |
| Filedesc metadata | emd-44680.cif.gz | 4.3 KB | ||
| Others | emd_44680_additional_1.map.gz emd_44680_half_map_1.map.gz emd_44680_half_map_2.map.gz | 120.2 MB 226.7 MB 226.7 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-44680 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-44680 | HTTPS FTP |
-Validation report
| Summary document | emd_44680_validation.pdf.gz | 1 MB | Display | EMDB validaton report |
|---|---|---|---|---|
| Full document | emd_44680_full_validation.pdf.gz | 1 MB | Display | |
| Data in XML | emd_44680_validation.xml.gz | 21.5 KB | Display | |
| Data in CIF | emd_44680_validation.cif.gz | 28 KB | Display | |
| Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-44680 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-44680 | HTTPS FTP |
-Related structure data
-
Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
|---|
-
Map
| File | Download / File: emd_44680.map.gz / Format: CCP4 / Size: 244.1 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Annotation | sharpened map of SARS-2 S glycoprotein in open state | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.15 Å | ||||||||||||||||||||||||||||||||||||
| Density |
| ||||||||||||||||||||||||||||||||||||
| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
|
-Supplemental data
-Mask #1
| File | emd_44680_msk_1.map | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Projections & Slices |
| ||||||||||||
| Density Histograms |
-Additional map: unsharpened map of SARS-2 S glycoprotein in open state
| File | emd_44680_additional_1.map | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Annotation | unsharpened map of SARS-2 S glycoprotein in open state | ||||||||||||
| Projections & Slices |
| ||||||||||||
| Density Histograms |
-Half map: half map SARS-2 S glycoprotein in open state
| File | emd_44680_half_map_1.map | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Annotation | half map SARS-2 S glycoprotein in open state | ||||||||||||
| Projections & Slices |
| ||||||||||||
| Density Histograms |
-Half map: half map of SARS-2 S glycoprotein in open state
| File | emd_44680_half_map_2.map | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Annotation | half map of SARS-2 S glycoprotein in open state | ||||||||||||
| Projections & Slices |
| ||||||||||||
| Density Histograms |
-
Sample components
-Entire : SARS-CoV-2 S glycoprotein containing 2P mutations with 1 RBD up
| Entire | Name: SARS-CoV-2 S glycoprotein containing 2P mutations with 1 RBD up |
|---|---|
| Components |
|
-Supramolecule #1: SARS-CoV-2 S glycoprotein containing 2P mutations with 1 RBD up
| Supramolecule | Name: SARS-CoV-2 S glycoprotein containing 2P mutations with 1 RBD up type: complex / ID: 1 / Parent: 0 |
|---|---|
| Source (natural) | Organism: ![]() |
-Experimental details
-Structure determination
| Method | cryo EM |
|---|---|
Processing | single particle reconstruction |
| Aggregation state | particle |
-
Sample preparation
| Concentration | 0.02 mg/mL |
|---|---|
| Buffer | pH: 7.4 |
| Grid | Model: EMS Lacey Carbon / Material: GRAPHENE OXIDE / Mesh: 300 / Support film - Material: GRAPHENE OXIDE / Support film - topology: CONTINUOUS |
| Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV Details: 2.5 seconds blot time, 30sec waiting time, blot force 1. |
-
Electron microscopy
| Microscope | FEI TALOS ARCTICA |
|---|---|
| Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: COUNTING / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm |
| Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
Movie
Controller
About Yorodumi




Keywords
Authors
United States, 2 items
Citation



















Z (Sec.)
Y (Row.)
X (Col.)




















































Processing
FIELD EMISSION GUN

