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Open data
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Basic information
Entry | Database: EMDB / ID: EMD-30995 | |||||||||
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Title | Dehydrogenase holoenzyme | |||||||||
![]() | A combined map of MeFDH1 holoenzyme and MeFDH1_aN_b after sharpening | |||||||||
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Function / homology | ![]() formate metabolic process / formate dehydrogenase / formate dehydrogenase (NAD+) activity / oxidoreductase complex / molybdopterin cofactor binding / NADH dehydrogenase activity / NADH dehydrogenase (ubiquinone) activity / respiratory electron transport chain / 2 iron, 2 sulfur cluster binding / FMN binding ...formate metabolic process / formate dehydrogenase / formate dehydrogenase (NAD+) activity / oxidoreductase complex / molybdopterin cofactor binding / NADH dehydrogenase activity / NADH dehydrogenase (ubiquinone) activity / respiratory electron transport chain / 2 iron, 2 sulfur cluster binding / FMN binding / 4 iron, 4 sulfur cluster binding / metal ion binding / membrane Similarity search - Function | |||||||||
Biological species | ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.6 Å | |||||||||
![]() | Roh SH / Park JS / Heo YY | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Dehydrogenase holoenzyme Authors: Roh SH / Park JS | |||||||||
History |
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Structure visualization
Movie |
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Structure viewer | EM map: ![]() ![]() ![]() |
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Downloads & links
-EMDB archive
Map data | ![]() | 23.4 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 38.9 KB 38.9 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() ![]() | 8.4 KB 8.4 KB | Display Display | ![]() |
Images | ![]() | 62.3 KB | ||
Others | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | 49.6 MB 10.7 MB 26.4 MB 49.5 MB 26.2 MB 48.9 MB 48.9 MB 48.9 MB 48.9 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 943.2 KB | Display | ![]() |
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Full document | ![]() | 942.8 KB | Display | |
Data in XML | ![]() | 15.2 KB | Display | |
Data in CIF | ![]() | 19 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7e5zMC M: atomic model generated by this map C: citing same article ( |
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Similar structure data |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | A combined map of MeFDH1 holoenzyme and MeFDH1_aN_b after sharpening | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.83 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
+Entire : Formate dehydrogenase from Methylobacterium extorquens AM1 (MeFDH1)
+Supramolecule #1: Formate dehydrogenase from Methylobacterium extorquens AM1 (MeFDH1)
+Supramolecule #2: Formate dehydrogenase alpha subunit from Methylobacterium extorqu...
+Supramolecule #3: Formate dehydrogenase beta subunit from Methylobacterium extorque...
+Macromolecule #1: Formate dehydrogenase
+Macromolecule #2: Tungsten-containing formate dehydrogenase beta subunit
+Macromolecule #3: TUNGSTEN ION
+Macromolecule #4: 2-AMINO-5,6-DIMERCAPTO-7-METHYL-3,7,8A,9-TETRAHYDRO-8-OXA-1,3,9,1...
+Macromolecule #5: FE2/S2 (INORGANIC) CLUSTER
+Macromolecule #6: IRON/SULFUR CLUSTER
+Macromolecule #7: FLAVIN MONONUCLEOTIDE
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 0.5 mg/mL | ||||||||||||
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Buffer | pH: 6.4 Component:
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Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 200 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Atmosphere: AIR / Pretreatment - Pressure: 39.0 kPa | ||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 285 K / Instrument: FEI VITROBOT MARK IV Details: Blot time was for 4 seconds with 0 blot force before plunging.. | ||||||||||||
Details | This sample was monodisperse |
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Electron microscopy
Microscope | FEI TALOS ARCTICA |
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Specialist optics | Energy filter - Name: GIF Bioquantum / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K3 (6k x 4k) / Digitization - Dimensions - Width: 5760 pixel / Digitization - Dimensions - Height: 4092 pixel / Number grids imaged: 1 / Number real images: 2683 / Average exposure time: 3.0 sec. / Average electron dose: 50.0 e/Å2 / Details: Images were collected in movie-mode at |
Electron beam | Acceleration voltage: 200 kV / Electron source: ![]() |
Electron optics | C2 aperture diameter: 50.0 µm / Calibrated defocus max: 2.1 µm / Calibrated defocus min: 1.2 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.1 µm / Nominal defocus min: 1.2 µm / Nominal magnification: 100000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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Image processing
-Atomic model buiding 1
Initial model | PDB ID: |
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Details | A initial model was from SWISS modeling using 6TGA as a template. Initial local fitting was done using Chimera and then ISOLDE plugged in ChimeraX for flexible fitting. The model was refined by using Phenix and Coot. |
Refinement | Space: REAL / Protocol: FLEXIBLE FIT / Target criteria: Correlation coefficient |
Output model | ![]() PDB-7e5z: |