Crystal structure of a putative uncharacterized protein Rv3404c and likely sugar N-formyltransferase from Mycobacterium tuberculosis bound to uridine diphosphate
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 4PZU | PDB ENTRY 4PZU | 
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 289 | MytuD.17389.a.A1.PW30616 at 19 mg/mL with 2 mM UDP against CHST screen condition E1, 2.0 M NaCl, 10% PEG 6000 with 20% ethylene glycol as cryo-protectant, crystal tracking ID 253215e1, unique puck ID tbx9-1, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 7.24 | 83.01 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 271.94 | α = 90 | 
| b = 271.94 | β = 90 | 
| c = 271.94 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | I 41 3 2 | 
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 | MARMOSAIC 300 mm CCD | 2014-03-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.97872 | APS | 21-ID-F | 
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 | 2.85 | 50 | 100 | 0.157 | 21.69 | 24.6 | 40080 | 40065 | -3 | 35.22 | |||||||||
| 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 | 2.85 | 2.92 | 100 | 0.654 | 5.9 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | PDB ENTRY 4PZU | 2.85 | 50 | 40080 | 40056 | 1930 | 99.96 | 0.1725 | 0.1715 | 0.1717 | 0.1937 | 0.1935 | RANDOM | 36.305 | |||
| 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 | 35.579 | 
| r_dihedral_angle_4_deg | 19.926 | 
| r_dihedral_angle_3_deg | 16.083 | 
| r_dihedral_angle_1_deg | 5.899 | 
| r_mcangle_it | 2.302 | 
| r_scbond_it | 2.193 | 
| r_angle_refined_deg | 1.414 | 
| r_mcbond_it | 1.32 | 
| r_chiral_restr | 0.087 | 
| r_bond_refined_d | 0.009 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 3684 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 190 | 
| Heterogen Atoms | 83 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| XSCALE | data scaling | 
| PHASER | phasing | 
| REFMAC | refinement | 
| PDB_EXTRACT | data extraction | 
| XDS | data reduction | 














