3AAQ
Crystal structure of Lp1NTPDase from Legionella pneumophila in complex with the inhibitor ARL 67156
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3AAP | PDB ENTRY 3AAP |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 294 | 20-24%(w/v) PEG 3350, 0.2M Na Formate, 0.1M Bis-Tris propane pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.78 | 55.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 101.479 | α = 90 |
b = 101.479 | β = 90 |
c = 74.867 | γ = 120 |
Symmetry | |
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Space Group | P 3 2 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 QUANTUM 210 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX1 | 0.954 | Australian Synchrotron | MX1 |
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 | 40 | 99.9 | 0.089 | 21.2 | 4.2 | 30076 |
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) | |||||||||||
2 | 2.11 | 100 | 0.382 | 2.6 | 4.2 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3AAP | 2 | 34.44 | 28211 | 1486 | 97.52 | 0.18659 | 0.18463 | 0.2242 | RANDOM | 32.421 |
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] | |
0.09 | 0.05 | 0.09 | -0.14 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 42.81 |
r_dihedral_angle_3_deg | 15.638 |
r_dihedral_angle_4_deg | 10.635 |
r_dihedral_angle_1_deg | 5.677 |
r_scangle_it | 3.712 |
r_scbond_it | 2.376 |
r_mcangle_it | 1.655 |
r_angle_refined_deg | 1.479 |
r_mcbond_it | 0.98 |
r_nbtor_refined | 0.309 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2767 |
Nucleic Acid Atoms | |
Solvent Atoms | 226 |
Heterogen Atoms | 37 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |