2OCZ
The Structure of a Putative 3-Dehydroquinate Dehydratase from Streptococcus pyogenes.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | 0.1M HEPES pH 7.5, 0.2M MgCl2, 25% PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.65 | 53.57 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 81.688 | α = 90 |
b = 81.688 | β = 90 |
c = 85.364 | γ = 90 |
Symmetry | |
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Space Group | P 43 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2005-12-21 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97906, 0.97924 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.85 | 36.5 | 96.05 | 0.065 | 9.1 | 18.8 | 23052 | 23052 | -3 | 30.3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.85 | 1.898 | 77.96 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | MAD | THROUGHOUT | 1.85 | 36.5 | 23052 | 23052 | 1216 | 96.05 | 0.17763 | 0.17763 | 0.17492 | 0.23041 | RANDOM | 46.837 |
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] | |
-1.41 | -1.41 | 2.82 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.623 |
r_dihedral_angle_4_deg | 14.629 |
r_dihedral_angle_3_deg | 14.323 |
r_dihedral_angle_1_deg | 5.519 |
r_scangle_it | 4.056 |
r_scbond_it | 2.647 |
r_angle_refined_deg | 1.343 |
r_mcangle_it | 1.318 |
r_mcbond_it | 1.018 |
r_nbtor_refined | 0.312 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1761 |
Nucleic Acid Atoms | |
Solvent Atoms | 311 |
Heterogen Atoms | 17 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
SBC-Collect | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
HKL-3000 | phasing |
SHELXD | phasing |
SHELXE | model building |
MLPHARE | phasing |
DM | phasing |
SOLVE | phasing |
RESOLVE | phasing |
ARP/wARP | model building |
CCP4 | phasing |
O | model building |
Coot | model building |