3THA
Tryptophan synthase subunit alpha from Campylobacter jejuni.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 289 | 0.09 HEPES buffer, 1.26 M sodium citrate, 10% glycerol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.57 | 52.21 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 91.969 | α = 90 |
b = 91.969 | β = 90 |
c = 120.02 | 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 315r | 2011-07-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.9792 | APS | 19-ID |
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 | 2.37 | 42.9 | 99.7 | 0.058 | 13.2 | 10.4 | 24306 | 24306 | 74.1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.37 | 2.41 | 100 | 0.865 | 27.1 | 9.4 | 1204 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | SAD | THROUGHOUT | 2.37 | 42.9 | 24190 | 24190 | 1231 | 99.31 | 0.2185 | 0.2185 | 0.2161 | 0.2628 | RANDOM | 65.9834 |
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] | |
-0.62 | -0.31 | -0.62 | 0.93 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 42.097 |
r_dihedral_angle_4_deg | 22.244 |
r_dihedral_angle_3_deg | 19.443 |
r_dihedral_angle_1_deg | 6.68 |
r_scangle_it | 3.795 |
r_scbond_it | 2.355 |
r_angle_refined_deg | 1.694 |
r_mcangle_it | 1.458 |
r_mcbond_it | 0.779 |
r_chiral_restr | 0.11 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3921 |
Nucleic Acid Atoms | |
Solvent Atoms | 29 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
SCALEPACK | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
SBC-Collect | data collection |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
PHENIX | phasing |