3FGG
Crystal Structure of Putative ECF-type Sigma Factor Negative Effector from Bacillus cereus
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 291 | 0.2 M Zinc acetate, 0.1 M Sodium cacodylate pH 6.5, 10 %v/v Isopropanol, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.53 | 65.14 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.849 | α = 90 |
b = 63.055 | β = 115.52 |
c = 70.374 | 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 | SBC-3 | mirrors | 2008-10-03 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-BM | 0.9792 | APS | 19-BM |
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 | 2.3 | 31.82 | 98.1 | 0.128 | 8 | 3.6 | 24479 | 24479 | 35.5 |
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 | 2.3 | 2.34 | 87.8 | 0.406 | 1.9 | 2.6 | 1112 |
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 | 2.3 | 31.82 | 22408 | 22408 | 1203 | 98.28 | 0.216 | 0.216 | 0.214 | 0.259 | RANDOM | 27.841 |
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] | |
-0.31 | -0.18 | -1.1 | 1.27 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.891 |
r_dihedral_angle_4_deg | 22.036 |
r_dihedral_angle_3_deg | 20.691 |
r_dihedral_angle_1_deg | 5.258 |
r_scangle_it | 5.171 |
r_scbond_it | 2.95 |
r_mcangle_it | 1.656 |
r_angle_refined_deg | 1.639 |
r_angle_other_deg | 0.935 |
r_mcbond_it | 0.787 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2377 |
Nucleic Acid Atoms | |
Solvent Atoms | 138 |
Heterogen Atoms | 44 |
Software
Software | |
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Software Name | Purpose |
SBC-Collect | data collection |
HKL-3000 | data collection |
HKL-3000 | phasing |
MLPHARE | phasing |
DM | model building |
SHELXD | phasing |
RESOLVE | model building |
Coot | model building |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
DM | phasing |
RESOLVE | phasing |