Crystal structure of human diacylglycerol kinase alpha EF-hand domains bound to Ca2+
Serial Crystallography (SX)
Crystallization
| Crystalization Experiments |
|---|
| ID | Method | pH | Temperature | Details |
|---|
| 1 | VAPOR DIFFUSION, SITTING DROP | 7 | 296 | 0.1 M HEPES, 1.0 M succinic acid, 2 % PEG monomethyl ether 2000, 10 % glycerol |
| Crystal Properties |
|---|
| Matthews coefficient | Solvent content |
|---|
| 2.82 | 56.33 |
Crystal Data
| Unit Cell |
|---|
| Length ( Å ) | Angle ( ˚ ) |
|---|
| a = 58.19 | α = 90 |
| b = 58.19 | β = 90 |
| c = 61.12 | γ = 120 |
| Symmetry |
|---|
| Space Group | P 32 2 1 |
|---|
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 EIGER X 4M | | 2017-11-27 | M | SINGLE WAVELENGTH |
| 2 | 1 | 100 | PIXEL | DECTRIS EIGER X 4M | | 2018-03-06 |
| Radiation Source |
|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
|---|
| 1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-1A | 1.1 | Photon Factory | BL-1A |
Serial Crystallography
| Sample delivery method |
|---|
| Diffraction ID | Description | Sample Delivery Method |
|---|
| 2 | | fixed target |
| Fixed Target |
|---|
| Diffraction ID | Description | Sample Holding | Support Base | Motion control | Details | Sample Solvent |
|---|
| 2 | | cryo loop | goniometer | | | |
| Data Reduction |
|---|
| Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
|---|
| 2 | 14400 | | 14400 | |
Data Collection
| Overall |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rpim I (All) | 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 | 2.142 | 50 | 99.9 | 0.083 | 0.083 | 0.028 | 0.998 | 15.13 | 9.7 | | 6876 | | | 44.49 |
| Highest Resolution Shell |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
|---|
| 1 | 2.142 | 2.27 | 99.2 | | 0.661 | 0.698 | 0.881 | 2.91 | 9.88 | |
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 | SAD | THROUGHOUT | 2.142 | 38.882 | 1.39 | 6875 | 344 | 99.85 | 0.1879 | 0.1854 | 0.19 | 0.2376 | 0.25 | 60.056 |
| 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 | 8.402 |
| f_angle_d | 1.315 |
| f_chiral_restr | 0.069 |
| f_bond_d | 0.013 |
| f_plane_restr | 0.007 |
| Non-Hydrogen Atoms Used in Refinement |
|---|
| Non-Hydrogen Atoms | Number |
|---|
| Protein Atoms | 694 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 9 |
| Heterogen Atoms | 40 |
Software
| Software |
|---|
| Software Name | Purpose |
|---|
| PHENIX | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
| PDB_EXTRACT | data extraction |
| AutoSol | phasing |
| Coot | model building |
| PHENIX | model building |