Human DNA polymerase beta pre-catalytic 8-oxoG:dA extension complex with dTTP bound in Watson-Crick conformation
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4RPX | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 293 | 50 mM imidazole pH 7.0-7.5, 350 mM sodium acetate, 16-18% PEG 3350 | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.28 | 46.12 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 50.94 | α = 90 |
| b = 80.49 | β = 107.28 |
| c = 55.66 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | RAYONIX MX300HE | 2016-04-01 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.97931 | APS | 31-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 2.33 | 53.15 | 99.7 | 0.071 | 0.084 | 0.045 | 0.99 | 12.4 | 3.3 | 18374 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 2.33 | 2.41 | 99.9 | 0.18 | 0.214 | 0.115 | 0.946 | 3.3 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4rpx | 2.33 | 48.64 | 17477 | 879 | 99.68 | 0.1904 | 0.1874 | 0.19 | 0.2498 | 0.25 | RANDOM | 25.526 | ||||
| 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] | |
| 0.03 | -0.02 | 0.04 | -0.06 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 37.148 |
| r_dihedral_angle_3_deg | 16.595 |
| r_dihedral_angle_4_deg | 15.305 |
| r_dihedral_angle_1_deg | 6.064 |
| r_angle_refined_deg | 1.614 |
| r_angle_other_deg | 1.126 |
| r_chiral_restr | 0.09 |
| r_bond_refined_d | 0.012 |
| r_gen_planes_refined | 0.008 |
| r_bond_other_d | 0.001 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2600 |
| Nucleic Acid Atoms | 634 |
| Solvent Atoms | 147 |
| Heterogen Atoms | 34 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Aimless | data scaling |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| iMOSFLM | data reduction |
| PHASER | phasing |














