+Open data
-Basic information
Entry | Database: PDB / ID: 7vld | |||||||||
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Title | Oxy-deoxy intermediate of V2 hemoglobin at 69% oxygen saturation | |||||||||
Components | (Extracellular ...) x 4 | |||||||||
Keywords | OXYGEN TRANSPORT / allostery / structural transition / giant hemoglobin | |||||||||
Function / homology | Function and homology information hemoglobin complex / oxygen carrier activity / oxygen binding / response to hypoxia / iron ion binding / heme binding / extracellular region Similarity search - Function | |||||||||
Biological species | Lamellibrachia satsuma (invertebrata) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.1 Å | |||||||||
Authors | Numoto, N. / Onoda, S. / Kawano, Y. / Okumura, H. / Baba, S. / Fukumori, Y. / Miki, K. / Ito, N. | |||||||||
Funding support | Japan, 2items
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Citation | Journal: Biophys Physicobio. / Year: 2022 Title: Structures of oxygen dissociation intermediates of 400 kDa V2 hemoglobin provide coarse snapshots of the protein allostery. Authors: Numoto, N. / Onoda, S. / Kawano, Y. / Okumura, H. / Baba, S. / Fukumori, Y. / Miki, K. / Ito, N. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7vld.cif.gz | 270.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7vld.ent.gz | 213.5 KB | Display | PDB format |
PDBx/mmJSON format | 7vld.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 7vld_validation.pdf.gz | 4.8 MB | Display | wwPDB validaton report |
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Full document | 7vld_full_validation.pdf.gz | 4.8 MB | Display | |
Data in XML | 7vld_validation.xml.gz | 54.4 KB | Display | |
Data in CIF | 7vld_validation.cif.gz | 74.1 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/vl/7vld ftp://data.pdbj.org/pub/pdb/validation_reports/vl/7vld | HTTPS FTP |
-Related structure data
Related structure data | 7vlcC 7vleC 7vlfC 3wctS S: Starting model for refinement 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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Unit cell |
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-Components
-Extracellular ... , 4 types, 8 molecules AEBFCGDH
#1: Protein | Mass: 16368.704 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Lamellibrachia satsuma (invertebrata) / References: UniProt: S0BBU7 #2: Protein | Mass: 15951.922 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Lamellibrachia satsuma (invertebrata) / References: UniProt: S0BBR6 #3: Protein | Mass: 16519.531 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Lamellibrachia satsuma (invertebrata) / References: UniProt: S0BCU7 #4: Protein | Mass: 16228.627 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Lamellibrachia satsuma (invertebrata) / References: UniProt: S0BAP9 |
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-Sugars , 1 types, 2 molecules
#5: Polysaccharide | Source method: isolated from a genetically manipulated source |
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-Non-polymers , 4 types, 816 molecules
#6: Chemical | ChemComp-HEM / #7: Chemical | ChemComp-OXY / #8: Chemical | #9: Water | ChemComp-HOH / | |
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-Details
Has ligand of interest | Y |
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Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.66 Å3/Da / Density % sol: 53.69 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 7.5 / Details: 14-17% (w/v) PEG 3350, 100mM HEPES-NaOH pH 7.5 |
-Data collection
Diffraction | Mean temperature: 95 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: SPring-8 / Beamline: BL41XU / Wavelength: 1 Å |
Detector | Type: RAYONIX MX225HE / Detector: CCD / Date: Oct 12, 2009 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.1→50 Å / Num. obs: 77995 / % possible obs: 98.9 % / Redundancy: 10.1 % / Biso Wilson estimate: 37.89 Å2 / CC1/2: 0.999 / Rsym value: 0.088 / Net I/σ(I): 17.8 |
Reflection shell | Resolution: 2.1→2.23 Å / Redundancy: 5.3 % / Mean I/σ(I) obs: 1.4 / Num. unique obs: 62700 / CC1/2: 0.529 / Rsym value: 1.05 / % possible all: 93.6 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3WCT Resolution: 2.1→49.24 Å / SU ML: 0.2881 / Cross valid method: FREE R-VALUE / σ(F): 1.35 / Phase error: 23.4684 / Stereochemistry target values: GeoStd + Monomer Library
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 39.4 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.1→49.24 Å
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Refine LS restraints |
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LS refinement shell |
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