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Yorodumi- PDB-4al9: Crystal structure of the lectin PA-IL from Pseudomonas aeruginoas... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4al9 | |||||||||
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Title | Crystal structure of the lectin PA-IL from Pseudomonas aeruginoas in complex with melibiose | |||||||||
Components | PA-I GALACTOPHILIC LECTIN | |||||||||
Keywords | SUGAR BINDING PROTEIN / GALACTOSE BINDING PROTEIN | |||||||||
Function / homology | Function and homology information heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules / carbohydrate binding / periplasmic space / cell surface / cytoplasm Similarity search - Function | |||||||||
Biological species | PSEUDOMONAS AERUGINOSA (bacteria) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.75 Å | |||||||||
Authors | Blanchard, B. / Imberty, A. / Varrot, A. | |||||||||
Citation | Journal: Proteins / Year: 2014 Title: Secondary Sugar Binding Site Identified for Leca Lectin from Pseudomonas Aeruginosa. Authors: Blanchard, B. / Imberty, A. / Varrot, A. | |||||||||
History |
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Remark 650 | HELIX DETERMINATION METHOD: AUTHOR PROVIDED. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4al9.cif.gz | 210.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4al9.ent.gz | 167.9 KB | Display | PDB format |
PDBx/mmJSON format | 4al9.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/al/4al9 ftp://data.pdbj.org/pub/pdb/validation_reports/al/4al9 | HTTPS FTP |
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-Related structure data
Related structure data | 1okoS 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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Noncrystallographic symmetry (NCS) | NCS oper:
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-Components
-Protein , 1 types, 8 molecules ABCDEFGH
#1: Protein | Mass: 12770.137 Da / Num. of mol.: 8 Source method: isolated from a genetically manipulated source Details: N TERMINAL METHIONINE PROCESSED / Source: (gene. exp.) PSEUDOMONAS AERUGINOSA (bacteria) / Strain: PAO1 / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: Q05097 |
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-Sugars , 2 types, 8 molecules
#2: Polysaccharide | #4: Sugar | ChemComp-GLA / |
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-Non-polymers , 3 types, 768 molecules
#3: Chemical | ChemComp-CA / #5: Chemical | ChemComp-EDO / #6: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.09 Å3/Da / Density % sol: 41.05 % / Description: NONE |
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Crystal grow | pH: 4.6 Details: 15% PEG5KMME, 100 MM SODIUM ACETATE PH 4.6, 100MM KSCN, 20% GLYCEROL (ADDED FOR CRYPROTECTION) |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID14-2 / Wavelength: 0.933 |
Detector | Type: MARRESEARCH QUANTUM 4 / Detector: CCD / Date: Jun 25, 2007 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.933 Å / Relative weight: 1 |
Reflection | Resolution: 1.75→30.95 Å / Num. obs: 76423 / % possible obs: 92.2 % / Observed criterion σ(I): 2 / Redundancy: 4.2 % / Rmerge(I) obs: 0.05 / Net I/σ(I): 15 |
Reflection shell | Resolution: 1.75→1.84 Å / Redundancy: 4 % / Rmerge(I) obs: 0.18 / Mean I/σ(I) obs: 4 / % possible all: 65.2 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1OKO Resolution: 1.75→30.95 Å / Cor.coef. Fo:Fc: 0.962 / Cor.coef. Fo:Fc free: 0.939 / SU B: 2.542 / SU ML: 0.082 / Cross valid method: THROUGHOUT / ESU R: 0.138 / ESU R Free: 0.13 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES REFINED INDIVIDUALLY
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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: 17.251 Å2
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Refinement step | Cycle: LAST / Resolution: 1.75→30.95 Å
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Refine LS restraints |
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