2IWW
Structure of the monomeric outer membrane porin OmpG in the open and closed conformation
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.6 | 100 MM NA-CITRATE PH 5.6 150 MM NACL 12% PEG 3350 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.4 | 64 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 70.38 | α = 90 |
| b = 71.14 | β = 90 |
| c = 191.61 | 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 | 100 | CCD | MARRESEARCH | 2005-10-20 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SLS BEAMLINE X10SA | SLS | X10SA | |
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 | 2.4 | 20 | 92.7 | 0.1 | 9.9 | 5.3 | 188983 | 1.75 | |||||||||||
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-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | |||||||
| X-RAY DIFFRACTION | OTHER | THROUGHOUT | 2.7 | 19.87 | 25487 | 1342 | 100 | 0.248 | 0.245 | 0.301 | RANDOM | 48.73 | |||||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
| -2.2 | -2.04 | 4.24 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 38.515 |
| r_dihedral_angle_3_deg | 19.389 |
| r_dihedral_angle_4_deg | 18.537 |
| r_dihedral_angle_1_deg | 11.893 |
| r_scangle_it | 4.455 |
| r_mcangle_it | 3.718 |
| r_scbond_it | 3.384 |
| r_mcbond_it | 2.896 |
| r_angle_refined_deg | 1.836 |
| r_angle_other_deg | 0.956 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4596 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 37 |
| Heterogen Atoms | 304 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
