3ZMG
CRYSTAL STRUCTURE OF BACE-1 IN COMPLEX WITH CHEMICAL LIGAND
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 298 | 2.5M SODIUM FORMATE, 100MM HEPES, PH 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.87 | 57.3 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 102.519 | ¦Á = 90 |
b = 102.519 | ¦Â = 90 |
c = 171.805 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 61 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 | PIXEL | DECTRIS PILATUS 6M | 2010-03-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 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 | 1.74 | 49.12 | 99.9 | 0.11 | 16.27 | 13.08 | 55318 | -3 |
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) | |||||||||||
1 | 1.74 | 1.84 | 99.9 | 0.8 | 1.78 | 13.26 |
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 | IN HOUSE STRUCTURES | 1.74 | 49.12 | 50744 | 2713 | 96.71 | 0.17678 | 0.17538 | 0.20256 | RANDOM | 25.845 |
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] | |
-0.2 | -0.2 | -0.2 | 0.64 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.715 |
r_dihedral_angle_4_deg | 18.696 |
r_dihedral_angle_3_deg | 13.111 |
r_dihedral_angle_1_deg | 6.619 |
r_angle_refined_deg | 1.453 |
r_angle_other_deg | 0.766 |
r_chiral_restr | 0.086 |
r_bond_refined_d | 0.011 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3020 |
Nucleic Acid Atoms | |
Solvent Atoms | 412 |
Heterogen Atoms | 34 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
SADABS | data scaling |
PHASER | phasing |