4REA
A Nuclease DNA complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | micro-batch under oil | 300 | 0.1-0.2M KSCN, 18-22% PEG 3350, 0.1M BisTris-propane, micro-batch under oil, temperature 300K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.15 | 42.71 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 100.96 | α = 90 |
b = 100.96 | β = 90 |
c = 115.71 | γ = 120 |
Symmetry | |
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Space Group | P 31 |
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 | 170 | PIXEL | PSI PILATUS 6M | 2013-04-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X25 | 0.9792 | 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 | 3.8 | 50.5 | 97.69 | 0.207 | 2.6 | 1.4 | 12265 | 11982 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 3.8 | 3.95 | 85.9 | 0.1 | 1.4 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3.81 | 50.48 | 12265 | 11982 | 635 | 97.69 | 0.2443 | 0.2427 | 0.2769 | RANDOM | 221.265 |
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] | |
-25.19 | -25.19 | 50.38 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.063 |
r_dihedral_angle_3_deg | 21.563 |
r_dihedral_angle_4_deg | 18.66 |
r_dihedral_angle_1_deg | 5.885 |
r_angle_refined_deg | 1.546 |
r_chiral_restr | 0.115 |
r_bond_refined_d | 0.01 |
r_gen_planes_refined | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9500 |
Nucleic Acid Atoms | 754 |
Solvent Atoms | |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
CBASS | data collection |