+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-38122 | |||||||||
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Title | local refinement of MCM_ATP_dsDNA | |||||||||
Map data | local refinement of MCM_ATP_dsDNA | |||||||||
Sample |
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Keywords | Helicase / Replication / HYDROLASE | |||||||||
Biological species | Thermococcus kodakarensis (archaea) | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.55 Å | |||||||||
Authors | Ma J / Yi G / Ye M / MacGregor-Chatwin C / Sheng Y / Lu Y / Li M / Gilbert RJC / Zhang P | |||||||||
Funding support | United Kingdom, 2 items
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Citation | Journal: To Be Published Title: MCM in complex with dsDNA in presence of ATP Authors: Jianbing M / Gangshun Y / Mingda Y / Craig MGC / Yuewen S / Ying L / Ming L / Gilbert RJC / Peijun Z | |||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_38122.map.gz | 11.2 MB | EMDB map data format | |
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Header (meta data) | emd-38122-v30.xml emd-38122.xml | 12 KB 12 KB | Display Display | EMDB header |
Images | emd_38122.png | 73 KB | ||
Filedesc metadata | emd-38122.cif.gz | 3.8 KB | ||
Others | emd_38122_half_map_1.map.gz emd_38122_half_map_2.map.gz | 200.7 MB 200.7 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-38122 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-38122 | HTTPS FTP |
-Validation report
Summary document | emd_38122_validation.pdf.gz | 824.7 KB | Display | EMDB validaton report |
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Full document | emd_38122_full_validation.pdf.gz | 824.3 KB | Display | |
Data in XML | emd_38122_validation.xml.gz | 15.5 KB | Display | |
Data in CIF | emd_38122_validation.cif.gz | 18.4 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-38122 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-38122 | HTTPS FTP |
-Related structure data
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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-Map
File | Download / File: emd_38122.map.gz / Format: CCP4 / Size: 216 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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Annotation | local refinement of MCM_ATP_dsDNA | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.932 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: half map A of local refinement of MCM ATP dsDNA
File | emd_38122_half_map_1.map | ||||||||||||
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Annotation | half map A of local refinement of MCM_ATP_dsDNA | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: half map B of local refinement of MCM ATP dsDNA
File | emd_38122_half_map_2.map | ||||||||||||
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Annotation | half map B of local refinement of MCM_ATP_dsDNA | ||||||||||||
Projections & Slices |
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Density Histograms |
-Sample components
-Entire : MCM homohexamer in complex with dsDNA in presence of ATP
Entire | Name: MCM homohexamer in complex with dsDNA in presence of ATP |
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Components |
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-Supramolecule #1: MCM homohexamer in complex with dsDNA in presence of ATP
Supramolecule | Name: MCM homohexamer in complex with dsDNA in presence of ATP type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1 |
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Source (natural) | Organism: Thermococcus kodakarensis (archaea) |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Buffer | pH: 7.8 |
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Vitrification | Cryogen name: ETHANE |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: FEI FALCON IV (4k x 4k) / Average electron dose: 39.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 3.0 µm / Nominal defocus min: 0.5 µm |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Startup model | Type of model: OTHER Details: Generated using ab-initio reconstruction routine in cryoSPARC |
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Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 3.55 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 126808 |
Initial angle assignment | Type: RANDOM ASSIGNMENT |
Final angle assignment | Type: MAXIMUM LIKELIHOOD |