4TPY
High throughput screening using acoustic droplet ejection to combine protein crystals and chemical libraries on crystallization plates at high density
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 7 | 295 | 30mg/ml trypsin and 10mg/ml benzamidine in buffer (10mM CaCl2, 20mM HEPES pH 7.0) is combined with 1x precipitant (20% PEG 8000, 20mM ammonium s., 100 mM Bis Tris pH 7.0). Vapour diffusion against 2x precipitant (40% PEG 8000, 40mM ammonium s., 200mM Bis Tris pH 7.0). |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.24 | 45.13 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.677 | α = 90 |
b = 58.443 | β = 90 |
c = 66.67 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 2014-05-31 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X25 | 0.9198 | NSLS | X25 |
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 | 1.3 | 50 | 90.39 | 0.064 | 27.41 | 10.6 | 44900 | 44900 |
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 | 1.3 | 1.32 | 33.2 | 0.425 | 1.07 |
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 | THROUGHOUT | 1.3 | 43.95 | 44900 | 2346 | 90.39 | 0.14356 | 0.14211 | 0.17227 | RANDOM | 14.323 |
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] | |
0.11 | -0.6 | 0.5 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 41.451 |
r_dihedral_angle_4_deg | 17.648 |
r_dihedral_angle_3_deg | 12.618 |
r_long_range_B_refined | 6.986 |
r_dihedral_angle_1_deg | 6.858 |
r_long_range_B_other | 6.496 |
r_scangle_other | 3.769 |
r_scbond_it | 2.629 |
r_scbond_other | 2.629 |
r_angle_refined_deg | 2.361 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1629 |
Nucleic Acid Atoms | |
Solvent Atoms | 385 |
Heterogen Atoms | 78 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |