5QCZ
Crystal structure of BACE complex with BMC015
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | hanging drop | 5 | 292 | CRYSTALS WERE GROWN AT 19C BY VAPOUR DIFFUSION IN HANGING DROPS, FROM 1.0M AMMONIUM PHOSPHATE, 0.1M SODIUM CITRATE, PH 5.0. PROTEIN STOCK WAS BACE MUT46B BATCH XVI 7.0MG/ML IN 10MM TRIS-HCL PH 7.4, 25MM NACL, WITH A 6-FOLD EXCESS OF BMC015 ADDED FROM A 50MM STOCK SOLUTION IN 90% DMSO-D6 (1.7% DMSO IN DROP). A SOLUTION CONTAINING 1.2M AMMONIUM PHOSPHATE, 0.1M SODIUM CITRATE PH 5.0, 25% GLYCEROL, 1MM BMC015 AND 1.8% DMSO WAS USED AS CRYO-PROTECTANT. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.97 | 58.56 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 81.105 | α = 90 |
b = 102.152 | β = 104.9 |
c = 99.592 | 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 | 2006-12-14 | 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 | 2.3 | 54.319 | 99.9 | 0.058 | 69743 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.3 | 54.32 | 1.4 | 69743 | 6950 | 99.9 | 0.172 | 0.168 | 0.204 | 57.67 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.815 |
f_angle_d | 0.897 |
f_chiral_restr | 0.058 |
f_bond_d | 0.007 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8898 |
Nucleic Acid Atoms | |
Solvent Atoms | 186 |
Heterogen Atoms | 111 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
CNX | refinement |
CNX | phasing |
XSCALE | data scaling |
XDS | date reduction |
PDB_EXTRACT | data extraction |