Crystal structure of Csm6 W14A/E337A mutant in complex with cA4 by cocrystallization
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.2 | 293 | 10% PEG 8K, 0.2 M NaCl, 0.1 M Na/K phosphate pH 6.2 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.54 | 51.62 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 54.148 | α = 90 |
| b = 115.745 | β = 90 |
| c = 161.037 | 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 | 2018-12-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.9791 | APS | 24-ID-E |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 50 | 95.8 | 9.9 | 9.2 | 56521 | |||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
| 1 | 2.1 | 2.18 | |||||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 2.11 | 49.09 | 53626 | 2838 | 95.65 | 0.20258 | 0.20012 | 0.21 | 0.24923 | 0.25 | RANDOM | 48.038 | |||||
| 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] | |
| -3.17 | 4.36 | -1.18 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 30.593 |
| r_dihedral_angle_4_deg | 19.421 |
| r_dihedral_angle_3_deg | 18.536 |
| r_long_range_B_other | 9.553 |
| r_long_range_B_refined | 9.552 |
| r_dihedral_angle_1_deg | 7.174 |
| r_scangle_other | 7.167 |
| r_mcangle_it | 4.844 |
| r_mcangle_other | 4.844 |
| r_scbond_other | 4.633 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6854 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 96 |
| Heterogen Atoms | 176 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| PHENIX | phasing |
