Crystal structure of a glutamyl-tRNA synthetase GluRS from Borrelia burgdorferi bound to glutamic acid and zinc
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1J09 | PDB entry 1j09 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 289 | BobuA.01348.a.A1 at 28 mg/mL with 20 mM glutamic acid against Wiz3 screen condition A8, 20% PEG 3350, 0.2 M KNO3 with 15% ethylene glycol as cryo-protectant, crystal tracking ID 233969a8, unique puck ID qax1-1, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.83 | 56.55 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 61.46 | α = 90 |
| b = 110.31 | β = 90 |
| c = 197.88 | 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 | RIGAKU SATURN 944+ | 2012-04-29 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU FR-E+ SUPERBRIGHT | 1.5418 | ||
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 | 2.6 | 50 | 97 | 0.107 | 10.18 | 5.3 | 42317 | 41054 | -3 | 39.822 | |||||||||
| 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 | 2.6 | 2.67 | 88.9 | 0.374 | 3.39 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution 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) | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB entry 1j09 | 2.6 | 48.175 | 1.34 | 41004 | 2072 | 96.92 | 0.2264 | 0.2233 | 0.23 | 0.2851 | 0.29 | 37.4745 | |||||
| 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 | 13.435 |
| f_angle_d | 0.682 |
| f_chiral_restr | 0.047 |
| f_plane_restr | 0.003 |
| f_bond_d | 0.002 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 7526 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 289 |
| Heterogen Atoms | 23 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XSCALE | data scaling |
| PHASER | phasing |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |














