3PEI
Crystal Structure of Cytosol Aminopeptidase from Francisella tularensis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 289 | 0.2M potassium iodide, 20 % PEG 3350, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.67 | 66.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 161.483 | α = 90 |
b = 161.483 | β = 90 |
c = 105.27 | γ = 120 |
Symmetry | |
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Space Group | P 63 2 2 |
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 QUANTUM 315r | mirrors | 2010-08-22 | 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 | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.7 | 50 | 99.9 | 0.118 | 10.2 | 10.4 | 22700 | 22700 | 40.15 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.7 | 2.75 | 100 | 0.524 | 5.8 | 10.7 | 1106 |
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2.7 | 50 | 21500 | 21500 | 1159 | 99.68 | 0.167 | 0.167 | 0.165 | 0.21 | RANDOM | 52.56 |
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] | |
-0.07 | -0.03 | -0.07 | 0.1 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_2_deg | 38.915 |
f_dihedral_angle_4_deg | 20.689 |
f_dihedral_angle_3_deg | 19.092 |
f_scangle_it | 12.05 |
f_scbond_it | 9.223 |
f_mcangle_it | 7.595 |
f_dihedral_angle_1_deg | 5.923 |
f_mcbond_it | 4.483 |
f_angle_refined_deg | 1.339 |
f_chiral_restr | 0.082 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3475 |
Nucleic Acid Atoms | |
Solvent Atoms | 366 |
Heterogen Atoms | 76 |
Software
Software | |
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Software Name | Purpose |
SBC-Collect | data collection |
HKL-3000 | data collection |
HKL-3000 | phasing |
SHELX | model building |
RESOLVE | model building |
BUCCANEER | model building |
PHENIX | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
SHELX | phasing |
RESOLVE | phasing |
BUCCANEER | phasing |