3N7Z
Crystal structure of acetyltransferase from Bacillus anthracis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 297 | 0.1M sodium HEPES, 20% PEG3350, 0.2M sodium chloride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 297K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.67 | 53.88 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 79.429 | α = 90 |
b = 176.859 | β = 105.73 |
c = 109.973 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | 2006-12-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97924 | 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 | 2.75 | 50 | 100 | 0.149 | 19.2 | 9.8 | 75598 | 75594 | -3 |
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 | 2.75 | 2.77 | 100 | 0.929 | 2.26 | 9.5 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2.75 | 50 | 75225 | 71443 | 3782 | 99.43 | 0.19005 | 0.18725 | 0.24238 | RANDOM | 27.946 |
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] | |
-2.85 | -0.87 | -1.06 | 3.44 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.53 |
r_dihedral_angle_4_deg | 18.638 |
r_dihedral_angle_3_deg | 18.131 |
r_dihedral_angle_1_deg | 6.205 |
r_scangle_it | 2.691 |
r_scbond_it | 1.639 |
r_angle_refined_deg | 1.197 |
r_mcangle_it | 1.069 |
r_rigid_bond_restr | 0.811 |
r_mcbond_it | 0.554 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 18924 |
Nucleic Acid Atoms | |
Solvent Atoms | 92 |
Heterogen Atoms | 6 |
Software
Software | |
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Software Name | Purpose |
SBC-Collect | data collection |
HKL-3000 | phasing |
SHELXD | phasing |
SHELXE | model building |
MLPHARE | phasing |
DM | model building |
RESOLVE | model building |
Coot | model building |
ARP/wARP | model building |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
DM | phasing |
RESOLVE | phasing |