Crystal structure of the N-terminal domain of fatty acid kinase A (FakA) from Staphylococcus aureus (Mn and AMP-PNP)
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 291 | Proplex D9: 15% (w/v) PEG 6000, 100 mM MES pH 6.5, 5% (v/v) 2-methyl-2,4-pentanediol, Cryo: 85% crystallization solution and 15% (v/v) MPD, 2.5 mM MnCl2 and 2.5 mM AMP-PNP added to the protein prior to crystallization. |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.01 | 38.78 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 42.812 | α = 90 |
| b = 57.025 | β = 90 |
| c = 81.696 | 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 | 2019-03-30 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 17-ID | 1.7712 | APS | 17-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | 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 | 1.77 | 46.76 | 97.2 | 0.065 | 0.068 | 0.02 | 0.999 | 24.2 | 10.6 | 36210 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 1.77 | 1.81 | 72.5 | 0.335 | 0.404 | 0.22 | 0.884 | 2.6 | |||||||||||
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 | FREE R-VALUE | 1.77 | 46.76 | 0.09 | 36210 | 1756 | 96.18 | 0.1499 | 0.1481 | 0.162 | 0.1861 | 0.1919 | ||||||
| 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 | 11.303 |
| f_angle_d | 1.092 |
| f_chiral_restr | 0.061 |
| f_bond_d | 0.009 |
| f_plane_restr | 0.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1536 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 143 |
| Heterogen Atoms | 33 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| Aimless | data scaling |
| XDS | data reduction |
| CRANK2 | phasing |














