6Q8N
GH10 endo-xylanase in complex with xylobiose epoxide inhibitor
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 293 | Sodium/potassium phosphate (pH 6.9). Co-crystallisation with xylobiose epoxide inhibitor. | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.19 | 43.72 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 48.12 | α = 90 |
| b = 75.75 | β = 90 |
| c = 221.99 | 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 | PIXEL | DECTRIS PILATUS 6M-F | 2014-04-24 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.968620 | Diamond | I04 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 1.76 | 62.57 | 99.96 | 0.044 | 10.69 | 7.95 | 81568 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 1.76 | 1.79 | 0.69 | 1.07 | |||||||||||||||
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3U7B | 1.76 | 62.57 | 77449 | 4031 | 99.85 | 0.16886 | 0.16699 | 0.20473 | RANDOM | 24.914 | ||||||
| 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] | |
| 1.6 | 0.15 | -1.76 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 31.409 |
| r_dihedral_angle_3_deg | 12.108 |
| r_dihedral_angle_1_deg | 7.659 |
| r_dihedral_angle_4_deg | 4.604 |
| r_long_range_B_refined | 4.373 |
| r_long_range_B_other | 4.372 |
| r_scangle_other | 3.256 |
| r_scbond_it | 2.391 |
| r_scbond_other | 2.39 |
| r_mcangle_it | 2.361 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4861 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 631 |
| Heterogen Atoms | 200 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| xia2 | data reduction |
| Aimless | data scaling |
| MOLREP | phasing |
