2W45
Epstein-Barr virus alkaline nuclease
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.5 | PROTEIN AT 4.5 MG/ML IN 250 MM NACL, 20MM TRIS PH 7.5, RESERVOIR:10 MM DTT, 10 MM MGCL2, 0.1M HEPES PH 7.0, 1.5% PEG 400 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3 | 60 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 87.51 | α = 90 |
b = 63.787 | β = 93.59 |
c = 114.131 | 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 | MARRESEARCH | MIRRORS | 2006-07-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-2 | ESRF | ID23-2 |
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 | 71.8 | 94.9 | 0.14 | 3.59 | 5.77 | 24158 |
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 | 3 | 3.16 | 96.48 | 0.44 | 1.58 | 5.6 |
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 | SIRAS | THROUGHOUT | NONE | 3 | 71.43 | 22899 | 1235 | 94.74 | 0.19691 | 0.19225 | 0.28179 | RANDOM | 35.778 |
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] | |
0.44 | -0.92 | 1.03 | -1.58 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.099 |
r_dihedral_angle_3_deg | 23.283 |
r_dihedral_angle_4_deg | 22.89 |
r_dihedral_angle_1_deg | 9.438 |
r_scangle_it | 4.156 |
r_scbond_it | 2.381 |
r_angle_refined_deg | 2.085 |
r_mcangle_it | 1.676 |
r_mcbond_it | 0.863 |
r_chiral_restr | 0.136 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6985 |
Nucleic Acid Atoms | |
Solvent Atoms | 24 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
SOLVE | phasing |