Structure of the C-terminal domain of outer-membrane protein OmpA from Salmonella enterica subsp. enterica serovar Typhimurium str. 14028S
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | EVAPORATION | 7.5 | 293 | 2.5M Ammonium sulphate, 0.1M HEPES pH 7.5, 1.5% MPD, 20mM Magnesium acetate, EVAPORATION, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.3 | 46.59 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 58.627 | α = 90 |
| b = 58.627 | β = 90 |
| c = 72.746 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 |
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 | ADSC QUANTUM 315r | 2011-08-11 | M | MAD | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97915, 0.97929 | APS | 19-ID |
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 | 1.75 | 50 | 99.7 | 0.066 | 10.2 | 6.2 | 28244 | 28244 | -3 | 30.7 | |||||||||
| 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 | 1.75 | 1.78 | 100 | 0.303 | 3.2 | 5.5 | 1436 | ||||||||||||
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 (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MAD | THROUGHOUT | 1.75 | 29.31 | 26698 | 26698 | 1421 | 99.65 | 0.1681 | 0.1665 | 0.18 | 0.1976 | 0.21 | RANDOM | 37.487 | ||||
| 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] | |
| 0.03 | 0.02 | 0.03 | -0.11 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.116 |
| r_dihedral_angle_3_deg | 13.593 |
| r_dihedral_angle_4_deg | 13.195 |
| r_dihedral_angle_1_deg | 5.498 |
| r_mcangle_it | 2.806 |
| r_mcbond_it | 1.9 |
| r_mcbond_other | 1.886 |
| r_angle_refined_deg | 1.54 |
| r_angle_other_deg | 0.821 |
| r_chiral_restr | 0.088 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1944 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 192 |
| Heterogen Atoms | 42 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| MLPHARE | phasing |
| DM | phasing |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| SBC-Collect | data collection |
| HKL-3000 | data reduction |
| HKL-3000 | phasing |
| SHELXE | model building |
| SOLVE | phasing |
| RESOLVE | phasing |
| ARP/wARP | model building |
| CCP4 | phasing |
| O | model building |
| Coot | model building |














