2KTQ
OPEN TERNARY COMPLEX OF THE LARGE FRAGMENT OF DNA POLYMERASE I FROM THERMUS AQUATICUS
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8 | pH 8.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.5 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 108.414 | ¦Á = 90 |
b = 108.414 | ¦Â = 90 |
c = 89.843 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 31 2 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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.98789,0.97938,0.97923,0.96859 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 30 | 93.4 | 0.048 | 4.8 | 12 | 25623 | 1 | 15.9 |
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 | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MAD | THROUGHOUT | 2.3 | 30 | 2 | 25698 | 1291 | 93.6 | 0.224 | 0.224 | 0.288 | RANDOM | 30.4 |
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 |
x_dihedral_angle_d | 24.1 |
x_scangle_it | 2.7 |
x_scbond_it | 1.77 |
x_mcangle_it | 1.64 |
x_angle_deg | 1.2 |
x_mcbond_it | 0.95 |
x_improper_angle_d | 0.78 |
x_bond_d | 0.006 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3949 |
Nucleic Acid Atoms | 507 |
Solvent Atoms | 148 |
Heterogen Atoms | 28 |
Software
Software | |
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Software Name | Purpose |
X-PLOR | refinement |