2BQU
DNA Adduct Bypass Polymerization by Sulfolobus solfataricus Dpo4. Analysis and Crystal Structures of Multiple Base-Pair Substitution and Frameshift Products with the Adduct 1,N2-Ethenoguanine
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2BQ3 | PDB ENTRY 2BQ3 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 7 | 16% PEG 3350, 0.1 M HEPES PH 7.0, 100 MM CALCIUM ACETATE, 2.5% GLYCEROL, 0.5 MM DDATP, 2.5 MM MGCL2 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.6 | 52.63 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 95.359 | α = 90 |
| b = 103.027 | β = 90 |
| c = 52.987 | 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 | 110 | IMAGE PLATE | MARRESEARCH MAR300 | 2004-10-15 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 22-ID | APS | 22-ID | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.5 | 42.25 | 90.7 | 0.06 | 7.2 | 5.1 | 17022 | 1 | 60.8 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
| 1 | 2.5 | 2.66 | 73.7 | ||||||||||||||||
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2BQ3 | 2.5 | 42.25 | 16976 | 828 | 90.7 | 0.221 | 0.221 | 0.248 | RANDOM | 54.8 | ||||||
| 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] | |
| 6.97 | -6.31 | -0.66 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 22 |
| c_scangle_it | 3.26 |
| c_mcangle_it | 2.32 |
| c_scbond_it | 2.04 |
| c_mcbond_it | 1.37 |
| c_angle_deg | 1.2 |
| c_improper_angle_d | 1 |
| c_bond_d | 0.007 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2744 |
| Nucleic Acid Atoms | 611 |
| Solvent Atoms | 116 |
| Heterogen Atoms | 32 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CNS | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
