2VZO
Crystal structure of Amycolatopsis orientalis exo-chitosanase CsxA
X-RAY DIFFRACTION
Crystallization
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.53 | 43.6 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 86.4 | α = 90 |
| b = 122.035 | β = 90.52 |
| c = 91.602 | 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 | 113 | CCD | ADSC CCD | M | SINGLE WAVELENGTH | |||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS BEAMLINE X6A | NSLS | X6A | |
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 | 20 | 99.3 | 0.11 | 18.7 | 19.8 | 85561 | 2 | |||||||||||
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 | SAD | THROUGHOUT | NONE | 2.24 | 20 | 85561 | 4527 | 99.2 | 0.178 | 0.175 | 0.223 | RANDOM | 25.48 | ||||||
| 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] | |
| -0.81 | -0.11 | 0.43 | 0.37 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.253 |
| r_dihedral_angle_4_deg | 19.672 |
| r_dihedral_angle_3_deg | 15.573 |
| r_dihedral_angle_1_deg | 9.246 |
| r_scangle_it | 3.039 |
| r_scbond_it | 2.083 |
| r_angle_refined_deg | 1.665 |
| r_mcangle_it | 1.242 |
| r_mcbond_it | 0.752 |
| r_nbtor_refined | 0.299 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 12998 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 607 |
| Heterogen Atoms | 39 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
