Crystal structure of the GH1 beta-glucosidase from Exiguobacterium antarcticum B7 in space group P21
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4PTV | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 291.15 | 0.1 M TRIS (pH 8.5), 2% (v/v) PEG400 and 1.45 M lithium sulfate | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.68 | 54.04 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 110.073 | α = 90 |
| b = 104.599 | β = 105.8 |
| c = 199.186 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2015-01-19 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.97625 | Diamond | I03 |
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 | 2.24 | 49.11 | 97.4 | 0.103 | 9.54 | 3.9 | 203452 | ||||||||||||
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 | 4PTV | 2.24 | 49.11 | 190890 | 9851 | 96.04 | 0.2103 | 0.2094 | 0.21 | 0.2287 | 0.23 | RANDOM | 44.132 | ||||
| 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] | |
| 13.02 | 13.94 | -1.45 | -11.57 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.145 |
| r_dihedral_angle_4_deg | 16.766 |
| r_dihedral_angle_3_deg | 12.967 |
| r_dihedral_angle_1_deg | 6.091 |
| r_mcangle_it | 1.436 |
| r_angle_refined_deg | 1.103 |
| r_angle_other_deg | 0.889 |
| r_mcbond_it | 0.818 |
| r_mcbond_other | 0.818 |
| r_chiral_restr | 0.064 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 28766 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 127 |
| Heterogen Atoms | 25 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHASER | phasing |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |
| XSCALE | data scaling |














