Crystal structure of the N-formyltransferase Rv3404c from mycobacterium tuberculosis in complex with YDP-Qui4N and folinic acid
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4PZU | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | 20% PEG-8000, 100 mM HEPPS, 200 mM KCl, 5 mM TDP-Qui4N, 5 mM folinic acid |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.59 | 52.45 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 47.486 | α = 90 |
| b = 73.018 | β = 90 |
| c = 173.265 | 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 | CCD | Bruker Platinum 135 | montel | 2017-01-20 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU RU200 | 1.5418 | ||
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 | 1.6 | 50 | 99.1 | 0.078 | 12.4 | 6.4 | 79772 | ||||||||||||
| 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 | 1.6 | 1.7 | 96.8 | 0.351 | 2.5 | 3.2 | |||||||||||||
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 | 4pzu | 1.6 | 50 | 75782 | 3990 | 99.1 | 0.16841 | 0.16673 | 0.18 | 0.20025 | 0.21 | RANDOM | 17.699 | ||||
| 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] | |
| 0.67 | -0.03 | -0.64 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.211 |
| r_dihedral_angle_4_deg | 16.192 |
| r_dihedral_angle_3_deg | 11.655 |
| r_long_range_B_refined | 6.567 |
| r_long_range_B_other | 6.567 |
| r_dihedral_angle_1_deg | 6.088 |
| r_scangle_other | 4.539 |
| r_scbond_it | 2.964 |
| r_scbond_other | 2.955 |
| r_mcangle_other | 2.575 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3741 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 666 |
| Heterogen Atoms | 151 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| SAINT | data reduction |
| SADABS | data scaling |
| PHASER | phasing |














