3DX5
Crystal structure of the probable 3-DHS dehydratase AsbF involved in the petrobactin synthesis from Bacillus anthracis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 298 | 0.1M Tris pH8.5, 3.2 M soudium chloride, VAPOR DIFFUSION, SITTING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.82 | 56.32 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 134.483 | α = 90 |
b = 134.483 | β = 90 |
c = 72.806 | γ = 120 |
Symmetry | |
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Space Group | P 65 2 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 | 2008-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.9793 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.11 | 49.4 | 99.9 | 0.144 | 9.1 | 13.9 | 22726 | 22726 | 22.1 |
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 | 2.11 | 2.19 | 99.4 | 0.534 | 6.7 | 12.3 | 2210 |
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 | SAD | THROUGHOUT | 2.12 | 49.4 | 21342 | 21342 | 1151 | 99.9 | 0.15 | 0.15 | 0.148 | 0.178 | RANDOM | 16.061 |
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] | |
0.25 | 0.13 | 0.25 | -0.38 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 41.369 |
r_dihedral_angle_4_deg | 24.834 |
r_dihedral_angle_3_deg | 14.445 |
r_dihedral_angle_1_deg | 5.676 |
r_scangle_it | 4.023 |
r_scbond_it | 2.511 |
r_angle_refined_deg | 1.468 |
r_mcangle_it | 1.412 |
r_mcbond_it | 0.735 |
r_chiral_restr | 0.109 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2250 |
Nucleic Acid Atoms | |
Solvent Atoms | 231 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SBC-Collect | data collection |
HKL-3000 | data collection |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
HKL-3000 | phasing |
MLPHARE | phasing |
DM | phasing |
SHELXD | phasing |
RESOLVE | phasing |
Coot | model building |