urate oxidase under 1.5 MPa / 15 bars pressure of equimolar mixture xenon : nitrous oxide
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2IBA | PDB entry 2IBA |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | BATCH | 8.5 | 298 | 10-15 mg/ml urate oxidase, 2mg/ml 8-azaxanthine, 50 mM Tris/HCl pH 8.5, 5-8 % PEG 8000, 0-0.05 M NaCl, BATCH, temperature 298K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.98 | 58.74 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 80.275 | α = 90 |
| b = 96.252 | β = 90 |
| c = 105.513 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | I 2 2 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 298 | IMAGE PLATE | MAR scanner 345 mm plate | Mirrors | 2008-12-04 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE BM14 | 1.0 | ESRF | BM14 |
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 | 1.8 | 30 | 97.8 | 0.059 | 20.9 | 3.7 | 37397 | 1 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 1.8 | 1.86 | 90.3 | 0.289 | 3 | 2.8 | 3426 | ||||||||||||
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 | RIGID BODY | THROUGHOUT | PDB entry 2IBA | 1.8 | 14.98 | 35449 | 1871 | 97.87 | 0.16251 | 0.16147 | 0.16 | 0.18222 | 0.18 | RANDOM | 21.425 | ||||
| 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] | |
| 0.01 | -0.01 | |||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 38.41 |
| r_dihedral_angle_3_deg | 12.734 |
| r_dihedral_angle_4_deg | 10.989 |
| r_dihedral_angle_1_deg | 5.94 |
| r_scangle_it | 4.679 |
| r_scbond_it | 2.757 |
| r_mcangle_it | 1.836 |
| r_angle_refined_deg | 1.481 |
| r_mcbond_it | 0.947 |
| r_chiral_restr | 0.106 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2362 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 163 |
| Heterogen Atoms | 17 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| HKL-2000 | data collection |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
