5KTQ
LARGE FRAGMENT OF TAQ DNA POLYMERASE BOUND TO DCTP
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 9 | pH 9.0 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.8 | 56.08 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 109.4 | α = 90 |
| b = 137 | β = 90 |
| c = 45.8 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 287 | M | SINGLE WAVELENGTH | |||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | ||||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.5 | 30 | 85.9 | 0.069 | 3 | 21040 | 1 | 24.1 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | OTHER | THROUGHOUT | 2.5 | 6 | 2 | 19303 | 957 | 85 | 0.217 | 0.217 | 0.28 | RANDOM | 30.2 | ||||||
| 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 | |
|---|---|
| Key | Refinement Restraint Deviation |
| x_dihedral_angle_d | 24.2 |
| x_angle_deg | 3.1 |
| x_scangle_it | 2.54 |
| x_mcangle_it | 1.7 |
| x_scbond_it | 1.65 |
| x_improper_angle_d | 1.45 |
| x_mcbond_it | 1.04 |
| x_bond_d | 0.014 |
| x_bond_d_na | |
| x_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4239 |
| Nucleic Acid Atoms | 28 |
| Solvent Atoms | |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| X-PLOR | refinement |
