+Open data
-Basic information
Entry | Database: PDB / ID: 4k0u | |||||||||
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Title | Pilotin/secretin peptide Complex | |||||||||
Components |
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Keywords | PROTEIN TRANSPORT / Type II secretion system / pilotin-secretin complex / Outer membrane / Dickeya dadantii | |||||||||
Function / homology | Function and homology information protein secretion by the type II secretion system / type II protein secretion system complex / cell outer membrane / intracellular protein transport / protein processing Similarity search - Function | |||||||||
Biological species | Dickeya dadantii (bacteria) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.15 Å | |||||||||
Authors | Rehman, S. / Pickersgill, R.W. | |||||||||
Citation | Journal: Acta Crystallogr.,Sect.D / Year: 2013 Title: Anatomy of secretin binding to the Dickeya dadantii type II secretion system pilotin. Authors: Rehman, S. / Gu, S. / Shevchik, V.E. / Pickersgill, R.W. #1: Journal: Plos Pathog. / Year: 2012 Title: Structural and functional insights into the pilotin-secretin complex of the type II secretion system. Authors: Gu, S. / Rehman, S. / Wang, X. / Shevchik, V.E. / Pickersgill, R.W. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4k0u.cif.gz | 34.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4k0u.ent.gz | 23.4 KB | Display | PDB format |
PDBx/mmJSON format | 4k0u.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 4k0u_validation.pdf.gz | 431 KB | Display | wwPDB validaton report |
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Full document | 4k0u_full_validation.pdf.gz | 432.4 KB | Display | |
Data in XML | 4k0u_validation.xml.gz | 6.3 KB | Display | |
Data in CIF | 4k0u_validation.cif.gz | 7.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/k0/4k0u ftp://data.pdbj.org/pub/pdb/validation_reports/k0/4k0u | HTTPS FTP |
-Related structure data
Related structure data | 3utkS S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein | Mass: 11591.064 Da / Num. of mol.: 1 / Fragment: UNP residues 28-133 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Dickeya dadantii (bacteria) / Strain: 3937 / Gene: Dda3937_02411, outS, OutS Dda3937_02411 / Production host: Escherichia coli (E. coli) / References: UniProt: Q01567 |
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#2: Protein/peptide | Mass: 1850.983 Da / Num. of mol.: 1 / Fragment: UNP residues 693-705 / Source method: obtained synthetically Details: Synthetic peptide C-terminal OutD (Dickeya dadantii 3937) Source: (synth.) Dickeya dadantii (bacteria) / References: UniProt: Q01565 |
#3: Water | ChemComp-HOH / |
Has protein modification | Y |
Sequence details | RESIDUES ARG B 1 AND ASP B 15 WERE ADDED TO THE SYNTHETIC PEPTIDE TO AID SOLUBILITY |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.2 Å3/Da / Density % sol: 44.02 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 7.5 Details: 2% PEG 400, 0.1M HEPES sodium, 2M ammonium sulphate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SOLEIL / Beamline: PROXIMA 1 / Wavelength: 1.0718 Å |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Feb 16, 2012 |
Radiation | Monochromator: Si 111 CHANNEL / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.0718 Å / Relative weight: 1 |
Reflection | Resolution: 2.15→47.48 Å / Num. obs: 7209 / % possible obs: 100 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 7.9 % / Biso Wilson estimate: 27.5 Å2 / Rmerge(I) obs: 0.137 / Rsym value: 0.137 / Net I/σ(I): 9.1 |
Reflection shell | Resolution: 2.15→2.27 Å / Redundancy: 8.1 % / Rmerge(I) obs: 0.804 / Mean I/σ(I) obs: 2.4 / Num. unique all: 1009 / Rsym value: 0.84 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 3UTK Resolution: 2.15→46.42 Å / Cor.coef. Fo:Fc: 0.956 / Cor.coef. Fo:Fc free: 0.918 / SU B: 7.019 / SU ML: 0.173 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.237 / ESU R Free: 0.217 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 51.629 Å2
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Refinement step | Cycle: LAST / Resolution: 2.15→46.42 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.15→2.206 Å / Total num. of bins used: 20
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