5H5B
Citrate ion bound crystal structure of thymidylate kinase (aq_969) from Aquifex Aeolicus VF5
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | MICROBATCH | 7 | 295 | 0.2M Ammonium citrate tribasic, 20% w/v Polyethylene glycol 3350 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.46 | 50.02 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 42.76 | α = 92.85 |
| b = 51.53 | β = 92.49 |
| c = 53.25 | γ = 112.63 |
| Symmetry | |
|---|---|
| Space Group | P 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 | IMAGE PLATE | MAR scanner 345 mm plate | 2012-11-15 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 2.03 | 53.06 | 91.3 | 0.999 | 16.1 | 3.9 | 24537 | 33.8 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.03 | 2.09 | 60.1 | 0.92 | 2.5 | 3.5 | 1170 | ||||||||||||
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 | 2PBR | 2.05 | 53.06 | 23283 | 1251 | 93.13 | 0.21331 | 0.21015 | 0.27135 | RANDOM | 36.369 | ||||||
| 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] | |
| -2.99 | 0.26 | 2.29 | 0.72 | 4.7 | 0.37 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.666 |
| r_dihedral_angle_4_deg | 20.848 |
| r_dihedral_angle_3_deg | 14.042 |
| r_dihedral_angle_1_deg | 5.922 |
| r_long_range_B_other | 4.484 |
| r_long_range_B_refined | 4.482 |
| r_scangle_other | 2.995 |
| r_mcangle_other | 2.692 |
| r_mcangle_it | 2.69 |
| r_scbond_it | 1.87 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3030 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 97 |
| Heterogen Atoms | 26 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| MOSFLM | data reduction |
| Aimless | data scaling |
| MOLREP | phasing |
