3RIL
The acid beta-glucosidase active site exhibits plasticity in binding 3,4,5,6-tetrahydroxyazepane-based inhibitors: implications for pharmacological chaperone design for gaucher disease
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 298 | 11-12% PEG 3350, 0.18-0.205 M ammonium sulfate, and 0.1 M acetate buffer, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.2 | 61.54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 109.217 | α = 90 |
b = 91.425 | β = 110.95 |
c = 152.659 | 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 | CCD | MARMOSAIC 300 mm CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-ID | 1.0 | APS | 22-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 | 2.4 | 44.54 | 0.105 | 2.6 | 100648 |
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 | Rigid Body Refinement | THROUGHOUT | 2.4 | 44.54 | 100647 | 5292 | 96.27 | 0.17383 | 0.17072 | 0.23233 | RANDOM | 24.99 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.125 |
r_dihedral_angle_4_deg | 21.428 |
r_dihedral_angle_3_deg | 16.378 |
r_dihedral_angle_1_deg | 7.141 |
r_angle_refined_deg | 1.805 |
r_scangle_it | 0.665 |
r_mcangle_it | 0.398 |
r_scbond_it | 0.375 |
r_mcbond_it | 0.215 |
r_chiral_restr | 0.12 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 15700 |
Nucleic Acid Atoms | |
Solvent Atoms | 1184 |
Heterogen Atoms | 280 |
Software
Software | |
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Software Name | Purpose |
SERGUI | data collection |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |