Crystal structure of Methanocaldococcus jannaschii 8-oxoguanine DNA glycosylase (MjOgg)
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.9 | 285 | PEG 4000 30%, 0.1M sodium citrate, 1% b-Mercaptoethanol, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 285K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.21 | 44.27 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 89.44 | α = 90 |
| b = 37.84 | β = 116.08 |
| c = 75.01 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 2 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 | MARMOSAIC 300 mm CCD | Adjustable focus K-B pair Si plus Pt, Rh coatings | 2008-03-19 | M | MAD | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 23-ID-B | 0.9794, 0.9796, 0.97166 | APS | 23-ID-B |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 1.995 | 19.56 | 96.4 | 0.068 | 0.084 | 15.43 | 5.8 | 29750 | 28691 | 14.9 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 1.995 | 2.1 | 92.1 | 0.203 | 0.279 | 8.23 | 5.8 | 4041 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | THROUGHOUT | 1.995 | 19.56 | 15485 | 15220 | 759 | 98.5 | 0.217 | 0.222 | 0.202 | 0.2082 | 0.251 | 0.2546 | RANDOM | 24.682 | ||||
| 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] | |
| -3.22 | 0.39 | 4.18 | -0.96 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 18.2 |
| c_scangle_it | 3.42 |
| c_scbond_it | 2.33 |
| c_mcangle_it | 1.89 |
| c_mcbond_it | 1.31 |
| c_angle_deg | 1.1 |
| c_improper_angle_d | 0.7 |
| c_bond_d | 0.005 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1815 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 153 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SCALA | data processing |
| CNS | refinement |
| PDB_EXTRACT | data extraction |
| Blu-Ice | data collection |
| XDS | data reduction |
| SCALA | data scaling |
| SHARP | phasing |














