XFEL crystal structure of the oxidized form of F393H P450BM3 with N-enanthyl-L-prolyl-L-phenylalanine in complex with styrene
Serial Crystallography (SX)
Starting Model(s)
| Initial Refinement Model(s) |
|---|
| Type | Source | Accession Code | Details |
|---|
|
experimental model | PDB | 6K58 | |
Crystallization
| Crystalization Experiments |
|---|
| ID | Method | pH | Temperature | Details |
|---|
| 1 | BATCH MODE | 7.4 | 277 | 50 mM Tris-HCl buffer, 120 mM MgCl2, 16-18% PEG 8000, 200 uM N-Enanthyl-L-Prolyl-L-Phenylalanine, 1%(v/v) styrene |
| Crystal Properties |
|---|
| Matthews coefficient | Solvent content |
|---|
| 2.71 | 54.68 |
Crystal Data
| Unit Cell |
|---|
| Length ( Å ) | Angle ( ˚ ) |
|---|
| a = 58.91 | α = 90 |
| b = 128.64 | β = 90 |
| c = 149.45 | 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 | CCD | RAYONIX MX300-HS | | 2022-12-09 | M | SINGLE WAVELENGTH |
| Radiation Source |
|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
|---|
| 1 | FREE ELECTRON LASER | SACLA BEAMLINE BL2 | 0.9539 | SACLA | BL2 |
Serial Crystallography
| Sample delivery method |
|---|
| Diffraction ID | Description | Sample Delivery Method |
|---|
| 1 | Fixed-target | fixed target |
| Fixed Target |
|---|
| Diffraction ID | Description | Sample Holding | Support Base | Motion control | Details | Sample Solvent |
|---|
| 1 | microcrystals were mounted on mesh loop and flash-frozen by liquid nitrogen | polyimide film | SPINE magnet base | stepper motors | | 125 mM Tris-HCl (pH 8.3), 14% w/v PEG 8000, 60 mM MgCl2, saturated styrene, and 30% glycerol |
| Measurement |
|---|
| Diffraction ID | Pulse Duration | Pulse Repetition Rate | Focal Spot Size | Pulse Energy | Photons Per Pulse |
|---|
| 1 | 10 (fs) | 30 | 19.313 | 13 (KeV) | |
| Data Reduction |
|---|
| Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
|---|
| 1 | 15946 | 22925 | 15946 | |
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 | 1.8 | 10 | 100 | 0.981 | 7.12 | 117.8 | | 105316 | | | |
| Highest Resolution Shell |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
|---|
| 1 | 1.8 | 1.82 | | | 0.663 | 2.07 | | |
Refinement
| Statistics |
|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 1.8 | 10 | 1.34 | 105207 | 5250 | 99.97 | 0.1743 | 0.1724 | 0.1724 | 0.2106 | 0.2105 | |
| 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 | 8.726 |
| f_angle_d | 1.02 |
| f_chiral_restr | 0.055 |
| f_bond_d | 0.008 |
| f_plane_restr | 0.008 |
| Non-Hydrogen Atoms Used in Refinement |
|---|
| Non-Hydrogen Atoms | Number |
|---|
| Protein Atoms | 7340 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 814 |
| Heterogen Atoms | 178 |
Software
| Software |
|---|
| Software Name | Purpose |
|---|
| PHENIX | refinement |
| CrystFEL | data reduction |
| CrystFEL | data scaling |
| PHENIX | phasing |