The structure of the sugar-binding protein MalE from the phytopathogen Xanthomonas citri
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8 | 298 | 0.1 M Tris HCl pH 8.0, 3.5 M sodium formate, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K |
| 2 | VAPOR DIFFUSION, SITTING DROP | 8 | 298 | 0.1 M Tris HCl pH 8.0; 3.5 M Sodium Formate; heavy atom soaking with 1 mM mersalyl acid, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 122.971 | α = 90 |
| b = 122.971 | β = 90 |
| c = 304.28 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 65 2 2 |
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 | mirrors | 2010-12-06 | M | SINGLE WAVELENGTH | |||||
| 2 | 2 | x-ray | 100 | CCD | ADSC QUANTUM 315r | mirrors | 2010-12-06 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 1.00662 | ESRF | ID23-1 |
| 2 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 1.00591 | ESRF | ID23-1 |
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 | 2.2 | 50 | 99 | 0.059 | 10 | 68944 | 41.76 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | 2.202 | 47.818 | 0.02 | 68944 | 64277 | 3254 | 92.45 | 0.2282 | 0.191 | 0.189 | 0.18 | 0.2282 | 0.22 | RANDOM | ||||
| 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] | |
| 4.152 | 4.152 | -8.304 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 17.019 |
| f_angle_d | 1.078 |
| f_chiral_restr | 0.076 |
| f_bond_d | 0.007 |
| f_plane_restr | 0.005 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6373 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 346 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MxCuBE | data collection |
| SHARP | phasing |
| PHENIX | refinement |
| XDS | data reduction |
| SCALA | data scaling |














