4O90
Crystal structure of chorismate synthase from Acinetobacter baumannii at 2.6A resolution
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4LJ2 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 298 | 50mM Tris-HCl, 0.2M MgCl2, 20% PEG3350, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 46.42 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 108.739 | α = 90 |
b = 73.192 | β = 90 |
c = 90.118 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 77 | CCD | MARRESEARCH | 2013-10-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM14 | 0.97 | ESRF | BM14 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.6 | 32.37 | 94 | 22516 | 21001 | 55.6 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.6 | 2.7 | 99.5 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4LJ2 | 2.61 | 32.37 | 22917 | 21001 | 1015 | 93.3 | 0.267 | 0.243 | 0.243 | 0.279 | RANDOM | 37.2 |
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] | |
-11.86 | 4.49 | 7.37 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 28.7 |
c_scangle_it | 4.41 |
c_scbond_it | 4.01 |
c_mcangle_it | 3.71 |
c_angle_deg | 2.9 |
c_improper_angle_d | 2.27 |
c_mcbond_it | 2.21 |
c_bond_d | 0.02 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4400 |
Nucleic Acid Atoms | |
Solvent Atoms | 168 |
Heterogen Atoms | 32 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
AMoRE | phasing |
CNS | refinement |
MOSFLM | data reduction |
SCALA | data scaling |