Streptococcus pneumonia TIGR4 flavodoxin: structural and biophysical characterization of a novel drug target
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 292 | 100mM Bis-Tris pH 5.5 and 200 mM calcium chloride, 10% glycerol,2 M ammonium sulphate. |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.11 | 41.67 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 101.676 | α = 90 |
| b = 101.676 | β = 90 |
| c = 68.285 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS3 S 6M | 2013-05-05 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I04-1 | 0.92 | Diamond | I04-1 |
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 | 2.07 | 37 | 99.2 | 0.094 | 18.9 | 16 | 15961 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | SAD | THROUGHOUT | 2.07 | 37 | 15160 | 801 | 99.22 | 0.18948 | 0.18736 | 0.1998 | 0.22871 | 0.2336 | RANDOM | 38.684 | |||||
| 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] | |
| 0.71 | 0.71 | 0.71 | -2.29 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.861 |
| r_dihedral_angle_3_deg | 21.183 |
| r_dihedral_angle_4_deg | 14.823 |
| r_long_range_B_refined | 7.678 |
| r_long_range_B_other | 7.657 |
| r_dihedral_angle_1_deg | 6.758 |
| r_scangle_other | 5.43 |
| r_scbond_it | 3.661 |
| r_scbond_other | 3.659 |
| r_mcangle_it | 3.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2218 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 69 |
| Heterogen Atoms | 69 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
| PHENIX | phasing |














