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Yorodumi- PDB-8sgk: CryoEM structure of Deinococcus radiodurans BphP photosensory mod... -
+Open data
-Basic information
Entry | Database: PDB / ID: 8sgk | ||||||
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Title | CryoEM structure of Deinococcus radiodurans BphP photosensory module in Pr state | ||||||
Components | Bacteriophytochrome | ||||||
Keywords | TRANSFERASE / phytochrome / asymmetric dimer / two component system | ||||||
Function / homology | Function and homology information osmosensory signaling via phosphorelay pathway / detection of visible light / phosphorelay response regulator activity / protein kinase activator activity / histidine kinase / phosphorelay sensor kinase activity / photoreceptor activity / regulation of DNA-templated transcription / ATP binding / identical protein binding Similarity search - Function | ||||||
Biological species | Deinococcus radiodurans (radioresistant) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.7 Å | ||||||
Authors | Li, H. / Li, H. | ||||||
Funding support | United States, 1items
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Citation | Journal: To Be Published Title: CryoEM structure of Deinococcus radiodurans BphP photosensory module in Pr state Authors: Li, H. / Li, H. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8sgk.cif.gz | 186.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8sgk.ent.gz | 142.2 KB | Display | PDB format |
PDBx/mmJSON format | 8sgk.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/sg/8sgk ftp://data.pdbj.org/pub/pdb/validation_reports/sg/8sgk | HTTPS FTP |
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-Related structure data
Related structure data | 40458MC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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-Components
#1: Protein | Mass: 84119.320 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Deinococcus radiodurans (radioresistant) Gene: bphP, DR_A0050 / Production host: Escherichia coli (E. coli) / References: UniProt: Q9RZA4, histidine kinase #2: Chemical | Has ligand of interest | Y | Has protein modification | Y | |
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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 |
-Sample preparation
Component | Name: Deinococcus radiodurans BphP / Type: COMPLEX / Entity ID: #1 / Source: RECOMBINANT | |||||||||||||||
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Molecular weight | Value: 0.163 MDa / Experimental value: NO | |||||||||||||||
Source (natural) | Organism: Deinococcus radiodurans (radioresistant) | |||||||||||||||
Source (recombinant) | Organism: Escherichia coli (E. coli) | |||||||||||||||
Buffer solution | pH: 6.5 | |||||||||||||||
Buffer component |
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Specimen | Conc.: 1 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | |||||||||||||||
Specimen support | Grid material: COPPER / Grid type: Quantifoil R2/1 | |||||||||||||||
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 95 % / Chamber temperature: 299 K |
-Electron microscopy imaging
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: OTHER |
Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 105000 X / Nominal defocus max: 2200 nm / Nominal defocus min: 1000 nm / Cs: 2.7 mm / C2 aperture diameter: 70 µm / Alignment procedure: COMA FREE |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Temperature (max): 193 K / Temperature (min): 193 K / Residual tilt: 0.05 mradians |
Image recording | Average exposure time: 1 sec. / Electron dose: 66 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) / Num. of grids imaged: 1 / Num. of real images: 8447 |
Image scans | Width: 5760 / Height: 4092 |
-Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
Particle selection | Num. of particles selected: 3394700 | ||||||||||||||||||||||||
3D reconstruction | Resolution: 3.7 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 209952 / Symmetry type: POINT | ||||||||||||||||||||||||
Atomic model building | Protocol: RIGID BODY FIT | ||||||||||||||||||||||||
Refine LS restraints |
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