Crystal Structure of Glucosamine-1-phosphate N-acetyltransferase from Stenotrophomonas maltophilia K279a
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 5VMK | two domains of PDB entry 5vmk as per Morda |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8 | 287 | Optimization screen based on Rigaku Reagens JCSG+ condition B4: 100mM HEPES free acid / Sodium hydroxide pH 8.0, 8% (V/V) ethylene glycol, 9.6% (w/V) PEG 8000: StmaA.00150.a.B1.PW38698 at 24mg/ml: tray 319930h10: cryo: 20% EG in 2 steps: puck aod1-6 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4.52 | 72.8 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 91.29 | α = 90 |
| b = 91.29 | β = 90 |
| c = 184.55 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 63 |
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 MX-300 | Beryllium Lenses | 2020-07-16 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97856 | APS | 21-ID-G |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 2.9 | 50 | 99.9 | 0.051 | 0.054 | 1 | 30.57 | 11.482 | 19333 | 79.637 | |||||||||
| 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 | 2.9 | 2.98 | 100 | 0.543 | 0.568 | 0.947 | 4.83 | 11.585 | |||||||||||
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) | R-Free Selection Details | Mean Isotropic B | |||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | two domains of PDB entry 5vmk as per Morda | 2.9 | 29.88 | 1.38 | 19232 | 1982 | 99.65 | 0.1774 | 0.1741 | 0.17 | 0.2054 | 0.21 | 0 | 95.07 | |||
| 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 | 18.5393 |
| f_angle_d | 0.6101 |
| f_chiral_restr | 0.047 |
| f_plane_restr | 0.0044 |
| f_bond_d | 0.004 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3285 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 40 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDS | data reduction |
| XSCALE | data scaling |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| MoRDa | phasing |
| PHENIX | model building |
| Coot | model building |














