SFX structure of archaeal class II CPD photolyase from Methanosarcina mazei in the fully reduced state
X-RAY DIFFRACTION
Serial Crystallography (SX)
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 6IWX | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | BATCH MODE | 8 | 277 | 0.5-0.65 M Li2SO4, 10-15% (W/V) PEG 8000 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.77 | 55.65 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 70.55 | α = 90 |
| b = 70.55 | β = 90 |
| c = 245.7 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 43 21 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 293 | CCD | MPCCD | K/B mirror | 2017-11-09 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | FREE ELECTRON LASER | SACLA BEAMLINE BL2 | 1.7712035 | SACLA | BL2 |
Serial Crystallography
| Sample delivery method | ||
|---|---|---|
| Diffraction ID | Description | Sample Delivery Method |
| 1 | LCP extruder | injection |
| Measurement | |||||
|---|---|---|---|---|---|
| Diffraction ID | Pulse Duration | Pulse Repetition Rate | Focal Spot Size | Pulse Energy | Photons Per Pulse |
| 1 | undefined (fs) | 7 (KeV) | |||
| Data Reduction | ||||
|---|---|---|---|---|
| Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
| 1 | 13028 | 22191 | 13028 | |
| Injection | |||||||
|---|---|---|---|---|---|---|---|
| Diffraction ID | Description | Flow Rate | Injector Diameter | Injection Power | Injector Nozzle | Filter Size | Carrier Solvent |
| 1 | LCP extruder | 1.59 (µl/min) | undefined (µm) | HPLC | grease | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.3 | 42.6 | 100 | 0.99 | 6.61 | 4.648 | 28742 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 2.3 | 2.382 | 100 | 0.85 | 2.0618 | 1.61 | 2.621 | ||||||||||||
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 | 6IWX | 2.3 | 42.6 | 1.36 | 28634 | 1372 | 99.94 | 0.2176 | 0.2157 | 0.2178 | 0.2584 | 0.2512 | |||||
| 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 | 4.59 |
| f_angle_d | 0.529 |
| f_chiral_restr | 0.038 |
| f_plane_restr | 0.003 |
| f_bond_d | 0.002 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3525 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 63 |
| Heterogen Atoms | 76 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| CrystFEL | data reduction |
| CrystFEL | data scaling |
| PHASER | phasing |














