Crystal Structure of the Beta Lactamase Class D from Chitinophaga pinensis by Serial Crystallography
X-RAY DIFFRACTION
Serial Crystallography (SX)
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 9 | 295 | 0.1 M Bis-Tris propane pH 9.0, 8 %(w/v) PEG20000 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.01 | 38.74 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 49.413 | α = 90 |
| b = 69.347 | β = 90 |
| c = 70.035 | 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 | 295 | PIXEL | DECTRIS PILATUS3 X 6M | 2019-11-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97918 | APS | 19-ID |
Serial Crystallography
| Sample delivery method | ||
|---|---|---|
| Diffraction ID | Description | Sample Delivery Method |
| 1 | Nylon Mesh | fixed target |
| Fixed Target | ||||||
|---|---|---|---|---|---|---|
| Diffraction ID | Description | Sample Holding | Support Base | Motion control | Details | Sample Solvent |
| 1 | 60um Nylon mesh | ALEX mesh-holder | SmarAct XYZ stage | PMAC EPICS | ||
| Data Reduction | ||||
|---|---|---|---|---|
| Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
| 1 | 8424 | 8424 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | 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 | 1.8 | 49.28 | 99.99 | 0.67 | 0.97 | 2.81 | 79.11 | 23276 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 1.8 | 1.83 | 99.8 | 0.85 | 0.73 | 0.76 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | The crystal structure of the same protein in the complex with avibactam which will be deposited | 1.8 | 49.28 | 1.23 | 22940 | 1107 | 99.99 | 0.1829 | 0.1775 | 0.1774 | 0.2243 | 0.2261 | 15.62 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 20.5763 |
| f_angle_d | 0.5802 |
| f_chiral_restr | 0.0453 |
| f_plane_restr | 0.0038 |
| f_bond_d | 0.0027 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2029 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 131 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| CRISpy | data collection |
| DIALS | data reduction |
| PRIME | data scaling |
| MOLREP | phasing |














