4AE5
STRUCTURE OF A MAJOR REGULATOR OF STAPHYLOCOCCAL PATHOGENESIS
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.66 | 291 | HANGING DROP, 18 DEGREES CELCIUS, 18% PEG 4K, 0.050 M NACIT PH 5.66, 1% PEG 500 MME, PROTEIN IN DROP 4.4MG/ML DROP 1:1, CRYOPROTECTANT USED: 20% PEG 4K, 0.050 M NA CITRATE PH 5.66, 1% PEG 500 MME, 35% PEG 400 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 46.55 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 69.076 | α = 90 |
b = 70.868 | β = 111.53 |
c = 79.082 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | ADSC CCD | 2000-05-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SRS BEAMLINE PX14.1 | SRS | PX14.1 |
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 | 1.85 | 74.5 | 92.1 | 0.04 | 21.9 | 3.5 | 60732 |
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 | 1.85 | 1.9 | 79.5 | 0.23 | 3.09 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | NONE | 1.85 | 20 | 53021 | 2846 | 91.99 | 0.21358 | 0.21109 | 0.25957 | RANDOM | 19.029 |
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] | |
0.972 | 0.706 | -0.032 | -0.421 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.655 |
r_dihedral_angle_4_deg | 22.562 |
r_dihedral_angle_3_deg | 15.477 |
r_dihedral_angle_1_deg | 7.009 |
r_scbond_it | 5.349 |
r_scangle_it | 5.015 |
r_mcangle_it | 2.985 |
r_mcbond_it | 1.975 |
r_angle_refined_deg | 1.851 |
r_nbtor_refined | 0.321 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5308 |
Nucleic Acid Atoms | |
Solvent Atoms | 262 |
Heterogen Atoms | 12 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
PHENIX | phasing |