Crystal structure of a TRAP periplasmic solute binding protein from Fusobacterium nucleatun (FN1258, TARGET EFI-510120) with bound SN-glycerol-3-phosphate
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4N6K | PDB entry 4N6K |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 298 | Protein (70.0 mg/ml, 10 mM HEPES pH 7.5, 5 mM DTT, 10 mM Glycerol 3-phosphate); Reservoir (0.2 M Zinc Acetate, 0.1 M Imidazole pH 6.5, 10 %(w/v) PEG 8000); Cryoprotection (80% Reservoir + 20% Glycerol |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.25 | 62.16 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 113.574 | α = 90 |
| b = 113.574 | β = 90 |
| c = 79.937 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 43 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 | RAYONIX MX225HE | MIRRORS | 2013-12-06 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.9793 | APS | 31-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.7 | 113.574 | 99.9 | 0.166 | 0.173 | 0.05 | 10.4 | 11.8 | 14902 | 14902 | 52.93 | ||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 2.7 | 2.85 | 100 | 0.854 | 0.854 | 0.254 | 0.9 | 12 | 2135 | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | MOLECULAR REPLACEMENT | FREE R-VALUE | PDB entry 4N6K | 2.7 | 40.154 | 1.36 | 14870 | 753 | 99.77 | 0.1663 | 0.1644 | 0.17 | 0.2037 | 0.2 | Random Selection | 40.85 | |||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 15.4 |
| f_angle_d | 1.094 |
| f_chiral_restr | 0.072 |
| f_bond_d | 0.012 |
| f_plane_restr | 0.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2419 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 81 |
| Heterogen Atoms | 25 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SCALA | data scaling |
| PDB_EXTRACT | data extraction |
| PHENIX | refinement |
| SCALA | data scaling |














