Crystal Structure of Rice BGlu1 E386A Mutant Complexed with alpha-Glucosyl Fluoride
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2RGL | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.7 | 288 | 22% PEG MME 5000, 0.16M ammonium sulfate, 0.1M MES, 0.010M alpha-glucosyl fluoride, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 288.0K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.34 | 47.53 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 80.117 | α = 90 |
| b = 100.905 | β = 90 |
| c = 126.828 | 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 | 105 | CCD | ADSC QUANTUM 315 | 2009-08-21 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSRRC BEAMLINE BL13B1 | 1.0 | NSRRC | BL13B1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.1 | 30 | 99.5 | 0.123 | 16 | 6 | 60561 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.1 | 2.18 | 97.8 | 0.439 | 4.9 | 5.8 | 5870 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | THROUGHOUT | 2RGL | 2.1 | 25.01 | 57528 | 2954 | 99 | 0.17673 | 0.17525 | 0.18 | 0.206 | 0.21 | RANDOM | 11.764 | ||||
| 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] | |
| -0.42 | 1.16 | -0.74 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.63 |
| r_dihedral_angle_4_deg | 20.662 |
| r_dihedral_angle_3_deg | 12.429 |
| r_dihedral_angle_1_deg | 5.831 |
| r_scangle_it | 2.346 |
| r_scbond_it | 1.437 |
| r_angle_refined_deg | 1.295 |
| r_mcangle_it | 0.846 |
| r_mcbond_it | 0.43 |
| r_chiral_restr | 0.128 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 7610 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 782 |
| Heterogen Atoms | 59 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| HKL-2000 | data collection |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| REFMAC | phasing |
