Specific recognition of N-acetylated substrates and domain flexibility in WbgU: a UDP-GalNAc 4-epimerase
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3LU1 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | microbatch under oil | 6.5 | 298.15 | 25% PEG 3350, 0.2 M Ammonium Sulfate, 200 mM Bis Tris Propane pH 6.5, microbatch under oil, temperature 298.15K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.46 | 49.97 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 77.73 | α = 90 |
| b = 77.73 | β = 90 |
| c = 224.54 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 103 | IMAGE PLATE | RIGAKU | 2011-02-06 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU | 1.54 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 2.6 | 74.8 | 98.4 | 46337 | 45596 | 2 | 2 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | THROUGHOUT | 3LU1 | 2.6 | 74.8 | 2 | 43276 | 43276 | 2307 | 98.28 | 0.2196 | 0.2196 | 0.21686 | 0.22 | 0.2699 | 0.27 | RANDOM | 41.547 | |
| 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] | |
| 0.5 | 0.25 | 0.5 | -0.75 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.893 |
| r_dihedral_angle_3_deg | 16.295 |
| r_dihedral_angle_4_deg | 14.236 |
| r_dihedral_angle_1_deg | 5.316 |
| r_scangle_it | 1.609 |
| r_angle_refined_deg | 1.168 |
| r_scbond_it | 0.967 |
| r_mcangle_it | 0.698 |
| r_mcbond_it | 0.367 |
| r_chiral_restr | 0.081 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 10724 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 96 |
| Heterogen Atoms | 300 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CrystalClear | data collection |
| PHASER | phasing |
| REFMAC | refinement |
| CrystalClear | data reduction |
| CrystalClear | data scaling |














