+Open data
-Basic information
Entry | Database: PDB / ID: 6b8f | ||||||
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Title | Contracted Human Heavy-Chain Ferritin Crystal-Hydrogel Hybrid | ||||||
Components | Ferritin heavy chain | ||||||
Keywords | OXIDOREDUCTASE / Hydrogel / Polymer | ||||||
Function / homology | Function and homology information iron ion sequestering activity / ferritin complex / Scavenging by Class A Receptors / negative regulation of ferroptosis / Golgi Associated Vesicle Biogenesis / ferroxidase / autolysosome / ferroxidase activity / intracellular sequestering of iron ion / negative regulation of fibroblast proliferation ...iron ion sequestering activity / ferritin complex / Scavenging by Class A Receptors / negative regulation of ferroptosis / Golgi Associated Vesicle Biogenesis / ferroxidase / autolysosome / ferroxidase activity / intracellular sequestering of iron ion / negative regulation of fibroblast proliferation / autophagosome / ferric iron binding / Iron uptake and transport / ferrous iron binding / tertiary granule lumen / iron ion transport / intracellular iron ion homeostasis / ficolin-1-rich granule lumen / immune response / iron ion binding / negative regulation of cell population proliferation / Neutrophil degranulation / extracellular exosome / extracellular region / identical protein binding / membrane / nucleus / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / Resolution: 1.06 Å | ||||||
Authors | Zhang, L. / Bailey, J.B. / Subramanian, R. / Tezcan, F.A. | ||||||
Citation | Journal: Nature / Year: 2018 Title: Hyperexpandable, self-healing macromolecular crystals with integrated polymer networks. Authors: Zhang, L. / Bailey, J.B. / Subramanian, R.H. / Tezcan, F.A. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 6b8f.cif.gz | 148.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6b8f.ent.gz | 120.7 KB | Display | PDB format |
PDBx/mmJSON format | 6b8f.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 6b8f_validation.pdf.gz | 425.9 KB | Display | wwPDB validaton report |
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Full document | 6b8f_full_validation.pdf.gz | 426.4 KB | Display | |
Data in XML | 6b8f_validation.xml.gz | 13 KB | Display | |
Data in CIF | 6b8f_validation.cif.gz | 20.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/b8/6b8f ftp://data.pdbj.org/pub/pdb/validation_reports/b8/6b8f | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein | Mass: 21085.248 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: FTH1, FTH, FTHL6, OK/SW-cl.84, PIG15 / Production host: Escherichia coli (E. coli) / References: UniProt: P02794, ferroxidase | ||||
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#2: Chemical | #3: Chemical | ChemComp-CA / #4: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.03 Å3/Da / Density % sol: 59.38 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop Details: Reservoir: 500 uL of 25 mM HEPES pH 7.0 with 10 mM CaCl2 Well: 2 uL of reservoir solution and 2 uL of 2.5 uM ferritin (by 24-mer) in 15 mM TRIS pH 7.4 with 150 mM NaCl After crystals formed, ...Details: Reservoir: 500 uL of 25 mM HEPES pH 7.0 with 10 mM CaCl2 Well: 2 uL of reservoir solution and 2 uL of 2.5 uM ferritin (by 24-mer) in 15 mM TRIS pH 7.4 with 150 mM NaCl After crystals formed, a crystal was harvested and soaked in a buffered solution comprised of 25 mM HEPES pH 7.0, 30 mM CaCl2, 8.6 % (w/v) sodium acrylate, 2.5 % (w/v) acrylamide, and 0.2 % (w/v) Bis-acrylamide overnight. Crystal was transferred to a solution containing 1 % APS and 1% TEMED with 4 M NaCl for 5 min. Crystal was then transferred to a clean slide and soaked in 30 uL H2O for 5 min. This solution was removed and the crystal was soaked in 1 M CaCl2 for 2 min. The crystal was removed, cryoprotected in perfluoro polyether, and frozen in liquid N2. |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL9-2 / Wavelength: 0.97946 Å |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Apr 1, 2017 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97946 Å / Relative weight: 1 |
Reflection | Resolution: 1.06→63.65 Å / Num. obs: 111189 / % possible obs: 99 % / Redundancy: 14 % / CC1/2: 0.999 / Rmerge(I) obs: 0.06 / Net I/σ(I): 24.8 |
Reflection shell | Resolution: 1.06→1.08 Å / Redundancy: 2.4 % / Rmerge(I) obs: 0.222 / Mean I/σ(I) obs: 3.2 / Num. unique obs: 4683 / CC1/2: 0.897 / % possible all: 86.4 |
-Processing
Software |
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Refinement | Resolution: 1.06→45.01 Å / SU ML: 0.06 / σ(F): 1.34 / Phase error: 6.35 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.06→45.01 Å
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Refine LS restraints |
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LS refinement shell |
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