+Open data
-Basic information
Entry | Database: PDB / ID: 7pfb | ||||||
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Title | 2 minute Fe2+ soaked structure of SynFtn Variant D65A | ||||||
Components | Ferritin | ||||||
Keywords | METAL BINDING PROTEIN / iron binding protein | ||||||
Function / homology | Function and homology information bacterial non-heme ferritin / ferric iron binding / iron ion transport / intracellular iron ion homeostasis / cytoplasm Similarity search - Function | ||||||
Biological species | Synechococcus sp. (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.7 Å | ||||||
Model details | structure determined from crystals of SynFtn D65A that have not been soaked in Fe2+ | ||||||
Authors | Hemmings, A.M. / Bradley, J.M. | ||||||
Funding support | United Kingdom, 1items
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Citation | Journal: Microbiology (Reading, Engl.) / Year: 2021 Title: Key carboxylate residues for iron transit through the prokaryotic ferritin Syn Ftn. Authors: Bradley, J.M. / Fair, J. / Hemmings, A.M. / Le Brun, N.E. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7pfb.cif.gz | 56.5 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7pfb.ent.gz | 40.7 KB | Display | PDB format |
PDBx/mmJSON format | 7pfb.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/pf/7pfb ftp://data.pdbj.org/pub/pdb/validation_reports/pf/7pfb | HTTPS FTP |
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-Related structure data
Related structure data | 7pf7C 7pf8C 7pf9C 7pfgC 7pfhC 7pfiC 7pfjC 7pfkC 5ouwS C: citing same article (ref.) S: Starting model for refinement |
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Similar 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: 20188.346 Da / Num. of mol.: 1 / Fragment: ferritin / Mutation: D65A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Synechococcus sp. (strain CC9311) (bacteria) Strain: CC9311 / Gene: sync_1539 / Plasmid: pET21a / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: Q0I9X8, bacterial non-heme ferritin | ||||||
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#2: Chemical | #3: Chemical | #4: Water | ChemComp-HOH / | Has ligand of interest | Y | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.87 Å3/Da / Density % sol: 57.19 % / Mosaicity: 0 ° |
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Crystal grow | Temperature: 289 K / Method: vapor diffusion, sitting drop / pH: 4.6 / Details: 2M NaCl |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I03 / Wavelength: 0.9795 Å | ||||||||||||||||||||||||||||||
Detector | Type: DECTRIS EIGER X 16M / Detector: PIXEL / Date: Dec 4, 2019 | ||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.9795 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||
Reflection | Resolution: 1.66→44.31 Å / Num. obs: 28740 / % possible obs: 100 % / Redundancy: 77.3 % / CC1/2: 1 / Rmerge(I) obs: 0.092 / Rpim(I) all: 0.011 / Rrim(I) all: 0.093 / Net I/σ(I): 33.8 / Num. measured all: 2221649 / Scaling rejects: 1 | ||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: pdbid 5OUW Resolution: 1.7→40.662 Å / SU ML: 0.16 / Cross valid method: THROUGHOUT / σ(F): 1.34 / Phase error: 20.39 / 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 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 61.24 Å2 / Biso mean: 30.8219 Å2 / Biso min: 21.14 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: final / Resolution: 1.7→40.662 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Rfactor Rfree error: 0 / % reflection obs: 100 %
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