3QBH
Structure based design, synthesis and SAR of cyclic hydroxyethylamine (HEA) BACE-1 inhibitors
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 292 | 1.0M Ammonium phosphate, 0.1M sodium citrate pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.08 | 60.07 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 82.003 | α = 90 |
b = 103.062 | β = 103.98 |
c = 100.904 | 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 | MARMOSAIC 225 mm CCD | 2005-04-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.97629 | SLS | X10SA |
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 | 2.24 | 80 | 99.6 | 0.063 | 18.6 | 7.6 | 78093 | 78093 | -3 | 48.891 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.24 | 2.33 | 99 | 0.341 | 6 | 7.3 | 8617 |
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 | FOURIER SYNTHESIS | THROUGHOUT | 2.24 | 80 | 78093 | 78093 | 7814 | 99.5 | 0.2 | 0.2 | 0.197 | 0.219 | RANDOM | 48.5611 |
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] | |
-2.88 | -0.1 | 6.86 | -3.98 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 29.1 |
c_scangle_it | 4 |
c_mcangle_it | 3.06 |
c_scbond_it | 2.84 |
c_mcbond_it | 1.94 |
c_angle_deg | 1.3 |
c_improper_angle_d | 0.8 |
c_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8867 |
Nucleic Acid Atoms | |
Solvent Atoms | 501 |
Heterogen Atoms | 114 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
CNS | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
CNX | phasing |
CNX | refinement |