3P41
Crystal structure of polyprenyl synthetase from pseudomonas fluorescens pf-5 complexed with magnesium and isoprenyl pyrophosphate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3LJI | PDB ENTRY 3LJI |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 0.1M SODIUM CACODYLATE, PH 6.5, 20% PEG 8K, 200MM MAGNESIUM ACETATE, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.18 | 43.65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.362 | α = 90 |
b = 48.362 | β = 90 |
c = 208.592 | γ = 120 |
Symmetry | |
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Space Group | P 31 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | 2010-09-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | NSLS | X29A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 1.76 | 40 | 97.2 | 0.088 | 6.3 | 5.2 | 29256 | -5 | 23.078 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.76 | 1.79 | 78.8 | 0.69 | 1.5 | 4.8 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3LJI | 1.76 | 20 | 27540 | 918 | 97.4 | 0.19476 | 0.19381 | 0.22282 | RANDOM | 34.746 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-2.46 | -1.23 | -2.46 | 3.69 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 28.63 |
r_dihedral_angle_4_deg | 17.257 |
r_dihedral_angle_3_deg | 15.899 |
r_scangle_it | 11.059 |
r_scbond_it | 8.156 |
r_mcangle_it | 5.421 |
r_dihedral_angle_1_deg | 4.9 |
r_mcbond_it | 3.896 |
r_angle_refined_deg | 1.417 |
r_chiral_restr | 0.083 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2117 |
Nucleic Acid Atoms | |
Solvent Atoms | 142 |
Heterogen Atoms | 47 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
DENZO | data reduction |
SCALEPACK | data scaling |