3TSM
Crystal structure of Indole-3-glycerol phosphate synthase from Brucella melitensis
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1PII | PDB entry 1pii |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 290 | Internal tracking number 223543D9. Crystallant (JCSG D9): 25.5% PEG 4000, 15% glycerol, 170 mM Ammonium Sulfate. Protein: BrabA.17351.a.A1 PS01096 at 63 mg/ml in a buffer consisting of 25 mM HEPES, 300-500 mM NaCl, 2 mM DTT, 0.025% sodium azide, 5% glycerol, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.68 | 54.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 71.8 | α = 90 |
b = 73.29 | β = 90 |
c = 118.94 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 2011-09-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.1 | 0.9774 | ALS | 5.0.1 |
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 | 2.15 | 50 | 99.9 | 0.109 | 13.57 | 7.3 | 34823 | -3 | 30.856 |
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 | 2.15 | 2.21 | 100 | 0.469 | 4.2 | 7.4 |
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 | MR | THROUGHOUT | PDB entry 1pii | 2.15 | 50 | 34822 | 1751 | 99.89 | 0.185 | 0.183 | 0.228 | RANDOM | 26.438 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.56 | -1.14 | 1.71 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.019 |
r_dihedral_angle_4_deg | 21.075 |
r_dihedral_angle_3_deg | 13.068 |
r_dihedral_angle_1_deg | 5.195 |
r_angle_refined_deg | 1.524 |
r_angle_other_deg | 1.166 |
r_chiral_restr | 0.08 |
r_bond_refined_d | 0.012 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3905 |
Nucleic Acid Atoms | |
Solvent Atoms | 248 |
Heterogen Atoms | 28 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
ADSC | data collection |
XDS | data reduction |