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Open data
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Basic information
Entry | Database: PDB / ID: 1elz | |||||||||
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Title | E. COLI ALKALINE PHOSPHATASE MUTANT (S102G) | |||||||||
![]() | ALKALINE PHOSPHATASE | |||||||||
![]() | HYDROLASE / ALKALINE PHOSPHATASE | |||||||||
Function / homology | ![]() oxidoreductase activity, acting on phosphorus or arsenic in donors / alkaline phosphatase / alkaline phosphatase activity / hydrogenase (acceptor) activity / phosphoprotein phosphatase activity / dephosphorylation / protein dephosphorylation / outer membrane-bounded periplasmic space / periplasmic space / magnesium ion binding / zinc ion binding Similarity search - Function | |||||||||
Biological species | ![]() ![]() | |||||||||
Method | ![]() ![]() | |||||||||
![]() | Stec, B. / Hehir, M. / Brennan, C. / Nolte, M. / Kantrowitz, E.R. | |||||||||
![]() | ![]() Title: Kinetic and X-ray structural studies of three mutant E. coli alkaline phosphatases: insights into the catalytic mechanism without the nucleophile Ser102. Authors: Stec, B. / Hehir, M.J. / Brennan, C. / Nolte, M. / Kantrowitz, E.R. #1: ![]() Title: Reaction Mechanism of Alkaline Phosphatase Based on Crystal Structures. Two-Metal Ion Catalysis Authors: Kim, E.E. / Wyckoff, H.W. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 185.3 KB | Display | ![]() |
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PDB format | ![]() | 151.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 390.9 KB | Display | ![]() |
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Full document | ![]() | 405.3 KB | Display | |
Data in XML | ![]() | 20.7 KB | Display | |
Data in CIF | ![]() | 34.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1elxC ![]() 1elyC ![]() 1alkS S: Starting model for refinement C: citing same article ( |
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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 on special symmetry positions |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (0.005904, 0.999966, -0.005775), Vector: |
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Components
#1: Protein | Mass: 47064.375 Da / Num. of mol.: 2 / Mutation: S102G Source method: isolated from a genetically manipulated source Details: ENZYME INHIBITED WITH PHOSPHATE / Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | ChemComp-ZN / #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.3 Å3/Da / Density % sol: 57.22 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 7.5 Details: 25 MG/ML PROTEIN IN 39% SATURATING (NH4)2SO4, 100 MM TRIS, 10 MM MGCL2 100 MM ZNCL2, 2 MM NAH2PO4 AT PH 7.5, EQUILIBRATED AGAINST 55% SATURATING (NH4)2SO4 | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 9.5 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 292 K |
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Diffraction source | Source: ![]() |
Detector | Type: SIEMENS-NICOLET X100 / Detector: AREA DETECTOR / Date: Jul 1, 1996 |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→37 Å / Num. obs: 26363 / % possible obs: 96 % / Observed criterion σ(I): 0 / Redundancy: 3.5 % / Biso Wilson estimate: 24.3 Å2 / Rmerge(I) obs: 0.13 / Net I/σ(I): 5.3 |
Reflection shell | Resolution: 2.8→2.9 Å / Redundancy: 3 % / Rmerge(I) obs: 0.372 / Mean I/σ(I) obs: 1.4 / % possible all: 85 |
Reflection shell | *PLUS % possible obs: 85 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1ALK Resolution: 2.8→9 Å / Isotropic thermal model: ALL ATOMS / Cross valid method: IMPLOR-CYCLING TEST SETS / σ(F): 2
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Displacement parameters | Biso mean: 21.92 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze | Luzzati coordinate error obs: 0.2 Å / Luzzati d res low obs: 9 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.8→9 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.8→2.85 Å / Total num. of bins used: 20
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor obs: 0.2051 |