1.9 Angstrom resolution crystal structure of Se-methionine hypothetical protein SAOUHSC_02783 from Staphylococcus aureus
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7 | 295 | 7.0 mg/mL protein in 0.25 M sodium chloride, 0.01 M Tris, pH 8.3, screen: TRAP, H1, 0.1 M HEPES, pH 7.0, 30% v/v Jeffamine, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2 | 38.65 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 43.346 | α = 90 |
| b = 60.707 | β = 90 |
| c = 94.156 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | CCD | MARMOSAIC 300 mm CCD | Beryllium lenses | 2012-03-05 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97856 | APS | 21-ID-G |
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 | 1.9 | 30 | 96.3 | 0.084 | 16.4 | 4.3 | 20233 | 19583 | -3 | 23.2 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 1.9 | 1.93 | 80.3 | 0.438 | 3.1 | 4.1 | 1485 | ||||||||||||
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 | SAD | THROUGHOUT | 1.9 | 28.89 | 18575 | 18575 | 1007 | 96.8 | 0.21801 | 0.21801 | 0.21533 | 0.2243 | 0.27143 | 0.2765 | RANDOM | 28.798 | |||
| 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] | |
| -3.17 | -3.52 | 6.7 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.891 |
| r_dihedral_angle_4_deg | 17.723 |
| r_dihedral_angle_3_deg | 11.564 |
| r_scangle_it | 4.309 |
| r_dihedral_angle_1_deg | 3.661 |
| r_scbond_it | 2.852 |
| r_mcangle_it | 1.632 |
| r_angle_refined_deg | 1.364 |
| r_mcbond_it | 0.977 |
| r_angle_other_deg | 0.791 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1909 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 140 |
| Heterogen Atoms | 1 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Blu-Ice | data collection |
| PHENIX | model building |
| REFMAC | refinement |
| HKL-3000 | data reduction |
| HKL-3000 | data scaling |
| PHENIX | phasing |














