4GUC
1.4 Angstrom resolution crystal structure of uncharacterized protein BA_2500 from Bacillus anthracis str. Ames
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 295 | Crystallization condition: 25% PEG 3350, 0.2M Na Chloride, 0.1M Bis-Tris pH 5.6. Freezing condition: 25% PEG 3350, 0.2M Na Chloride, 0.1M Bis-Tris 7% Glyserol,7% EG, 7% Sucrose. Protein: 3.4 mg/mL, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.96 | 37.08 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 27.47 | α = 81.33 |
b = 34.708 | β = 79.45 |
c = 61.928 | γ = 70.07 |
Symmetry | |
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Space Group | P 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 | MARMOSAIC 300 mm CCD | Mirror | 2012-08-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-D | 1.03316 | APS | 21-ID-D |
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 | 1.4 | 30 | 95.6 | 0.068 | 20.22 | 5 | 39510 | 39510 | -3 | 14.4 |
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 | 1.4 | 1.42 | 92.4 | 0.34 | 3.8 | 3.5 | 1892 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.4 | 29.84 | 33587 | 33587 | 1745 | 85.32 | 0.14932 | 0.14737 | 0.18693 | RANDOM | 14.227 |
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] | |
0.06 | -0.24 | -0.04 | 0.5 | 0.02 | -0.39 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.776 |
r_dihedral_angle_4_deg | 13.246 |
r_dihedral_angle_3_deg | 8.198 |
r_scangle_it | 3.956 |
r_dihedral_angle_1_deg | 2.748 |
r_scbond_it | 2.588 |
r_mcangle_it | 1.959 |
r_angle_refined_deg | 1.772 |
r_mcbond_it | 1.194 |
r_angle_other_deg | 0.88 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1896 |
Nucleic Acid Atoms | |
Solvent Atoms | 302 |
Heterogen Atoms | 30 |
Software
Software | |
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Software Name | Purpose |
Blu-Ice | data collection |
HKL-3000 | phasing |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |