Crystal structure of GlmU from Mycobacterium tuberculosis in complex with uridine-diphosphate-n-acetylglucosamine and pyrophosphate Snapshot 2
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3DJ4 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 8% PEG 8000, 150MM NACL, 5% GLYCEROL, 1,3-BUTANEDIOL,AMPPNP, MGCL2,0.1M HEPES, COCL2, DTT, pH 7.5, VAPOR DIFFUSION, SITTING DROP | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.98 | 58.71 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 76.58 | α = 90 |
| b = 76.58 | β = 90 |
| c = 276.97 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | IMAGE PLATE | MAR scanner 345 mm plate | MIRRORS | 2009-02-09 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | |||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 2.04 | 19.94 | 99.2 | 0.067 | 22.35 | 38438 | -3 | 35.49 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.04 | 2.09 | 94.1 | 0.604 | 3.24 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | THROUGHOUT | 3DJ4 | 2.04 | 19.94 | 38392 | 1007 | 99.3 | 0.181 | 0.18 | 0.18 | 0.23 | 0.23 | RANDOM | 30.9 | ||||
| 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 |
| r_dihedral_angle_2_deg | 32.434 |
| r_dihedral_angle_4_deg | 22.318 |
| r_dihedral_angle_3_deg | 15.513 |
| r_dihedral_angle_1_deg | 6.694 |
| r_scangle_it | 5.674 |
| r_scbond_it | 3.632 |
| r_mcangle_it | 2.191 |
| r_angle_refined_deg | 2.177 |
| r_mcbond_it | 1.297 |
| r_chiral_restr | 0.256 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3374 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 371 |
| Heterogen Atoms | 71 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XSCALE | data scaling |














