2IGX
Achiral, Cheap and Potent Inhibitors of Plasmepsins II
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 273 | pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 273K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.77 | 55.62 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.476 | α = 90 |
b = 154.743 | β = 90 |
c = 39.257 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 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 | MAR CCD 165 mm | 2005-05-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | 1.0 | SLS | X06SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.7 | 51.57 | 97.5 | 0.087 | 0.095 | 14.9 | 5.9 | 44941 | 44941 | 266039 | 266039 | 40 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.7 | 1.79 | 96.3 | 0.4 | 0.48 | 3.2 | 3.9 | 6360 |
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 | 1.7 | 50.8 | 42660 | 2265 | 97.03 | 0.20218 | 0.20046 | 0.2366 | RANDOM | 34.029 |
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] | |
0.64 | -3.01 | 2.38 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.582 |
r_dihedral_angle_4_deg | 16.209 |
r_dihedral_angle_3_deg | 14.326 |
r_dihedral_angle_1_deg | 6.268 |
r_mcangle_it | 2.909 |
r_scangle_it | 2.755 |
r_mcbond_it | 2.017 |
r_scbond_it | 1.934 |
r_angle_refined_deg | 1.423 |
r_nbtor_refined | 0.321 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2607 |
Nucleic Acid Atoms | |
Solvent Atoms | 259 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MAR345 | data collection |
MOSFLM | data reduction |
CCP4 | data scaling |
MOLREP | phasing |