3G5O
The crystal structure of the toxin-antitoxin complex RelBE2 (Rv2865-2866) from Mycobacterium tuberculosis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293.15 | 25% PEG MME 2000, 0.15 M Potassium thiocyanate, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.71 | 54.53 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 75.54 | α = 90 |
b = 79.481 | β = 90 |
c = 86.278 | 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 | 77 | CCD | ADSC QUANTUM 315 | 2008-06-23 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | M | SINGLE WAVELENGTH | ||||||||||
1,2 | 1 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-C | 0.9793 | APS | 24-ID-C |
2 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 1.0000 | ALS | 8.2.1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2 | 58.42 | 0.106 | 24.4 | 12.4 | 32091 | 1.7 | 27.8 |
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 | 2 | 2.07 | 0.54 | 4.5 | 13 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2 | 58.42 | 32091 | 1661 | 94.36 | 0.20453 | 0.20247 | 0.24553 | RANDOM | 27.84 |
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] | |
0.27 | -0.43 | 0.17 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.172 |
r_dihedral_angle_4_deg | 15.282 |
r_dihedral_angle_3_deg | 14.805 |
r_dihedral_angle_1_deg | 5.776 |
r_scangle_it | 5.047 |
r_scbond_it | 2.969 |
r_mcangle_it | 2.029 |
r_angle_refined_deg | 1.497 |
r_mcbond_it | 1.093 |
r_chiral_restr | 0.108 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2790 |
Nucleic Acid Atoms | |
Solvent Atoms | 173 |
Heterogen Atoms | 23 |
Software
Software | |
---|---|
Software Name | Purpose |
HKL-2000 | data collection |
SHELXD | phasing |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |