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- PDB-1djr: HEAT-LABILE ENTEROTOXIN B-PENTAMER COMPLEXED WITH M-CARBOXYPHENYL... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1djr | ||||||
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Title | HEAT-LABILE ENTEROTOXIN B-PENTAMER COMPLEXED WITH M-CARBOXYPHENYL-ALPHA-D-GALACTOSE | ||||||
![]() | HEAT-LABILE ENTEROTOXIN | ||||||
![]() | TOXIN / AB5 TOXINS / CELL RECOGNITION / SIX-STRANDED ANTIPARALLEL BETA-SHEET | ||||||
Function / homology | ![]() toxin activity / killing of cells of another organism / extracellular region Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Minke, W.E. / Pickens, J. / Merritt, E.A. / Fan, E. / Verlinde, C.L.M.J. / Hol, W.G.J. | ||||||
![]() | ![]() Title: Structure of m-carboxyphenyl-alpha-D-galactopyranoside complexed to heat-labile enterotoxin at 1.3 A resolution: surprising variations in ligand-binding modes. Authors: Minke, W.E. / Pickens, J. / Merritt, E.A. / Fan, E. / Verlinde, C.L. / Hol, W.G. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 255.4 KB | Display | ![]() |
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PDB format | ![]() | 204.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1lt5S S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 11807.539 Da / Num. of mol.: 5 / Fragment: B PENTAMER Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Sugar | ChemComp-GLA / #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | Compound details | different binding modes for the ligand in the five binding sites | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.2 Å3/Da / Density % sol: 46 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: liquid diffusion / pH: 7.5 Details: PEG 6000, NaCl, Tris-HCl, pH 7.5, LIQUID DIFFUSION, temperature 298K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: three-layer capillary method | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Jun 16, 1999 / Details: mirror |
Radiation | Monochromator: SI311 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.98 Å / Relative weight: 1 |
Reflection | Resolution: 1.3→20 Å / Num. all: 127782 / Num. obs: 127782 / % possible obs: 99.4 % / Redundancy: 2.9 % / Biso Wilson estimate: 9.382 Å2 / Rmerge(I) obs: 0.046 / Net I/σ(I): 14.9 |
Reflection shell | Resolution: 1.3→1.35 Å / Redundancy: 2.3 % / Rmerge(I) obs: 0.465 / Mean I/σ(I) obs: 2.2 / Num. unique all: 12229 / % possible all: 95.5 |
Reflection | *PLUS Num. measured all: 837038 |
Reflection shell | *PLUS % possible obs: 95.5 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1LT5 Resolution: 1.3→20 Å / Num. parameters: 45729 / Num. restraintsaints: 54312 / Cross valid method: FREE R / Stereochemistry target values: ENGH AND HUBER
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Solvent computation | Solvent model: MOEWS & KRETSINGER, J.MOL.BIOL.91(1975)201-228 | |||||||||||||||||||||||||||||||||
Refine analyze | Num. disordered residues: 20 / Occupancy sum hydrogen: 4171 / Occupancy sum non hydrogen: 5018 | |||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.3→20 Å
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Refine LS restraints |
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