3ASA
Crystal structure of apo-LL-diaminopimelate aminotransferase from Chlamydia trachomatis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 298 | 10% PEG6000, 2.0M NaCl, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.49 | 64.79 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 110.246 | α = 90 |
b = 110.246 | β = 90 |
c = 205.626 | γ = 90 |
Symmetry | |
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Space Group | I 41 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 | MARMOSAIC 325 mm CCD | 2010-07-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 0.978483 | SSRL | BL9-2 |
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 | 2.05 | 97.13 | 0.042 | 7 | 40054 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
1 | 2.05 | 2.12 | 0.876 | 2 | 6.5 | 3945 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 2.05 | 40 | 38029 | 2007 | 99.84 | 0.22899 | 0.2265 | 0.27683 | RANDOM | 50.965 |
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] | |
-0.32 | -0.32 | 0.65 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.955 |
r_dihedral_angle_4_deg | 20.634 |
r_dihedral_angle_3_deg | 19.036 |
r_dihedral_angle_1_deg | 7.116 |
r_scangle_it | 3.151 |
r_scbond_it | 1.879 |
r_mcangle_it | 1.591 |
r_angle_refined_deg | 1.433 |
r_mcbond_it | 0.851 |
r_chiral_restr | 0.108 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3062 |
Nucleic Acid Atoms | |
Solvent Atoms | 215 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
Blu-Ice | data collection |
MOLREP | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |