2GKN
Crystal structure of Mycobacterium tuberculosis trHbN, GlnE11Val mutant
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 7.6 | 277 | di-potassium hydrogen phosphate + sodium dihydrogen phosphate 1.8 M, pH 7.6, VAPOR DIFFUSION, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.21 | 44.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 45.034 | α = 90 |
b = 62.388 | β = 90 |
c = 90.974 | γ = 90 |
Symmetry | |
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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 | 2005-07-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-1 | 0.934 | ESRF | ID14-1 |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.1 | 51.43 | 73.2 | 0.143 | 2.5 | 10631 | 10631 |
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) | |||||||||||
2.1 | 2.21 | 64.7 | 0.647 | 1.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.1 | 51.43 | 10631 | 10631 | 571 | 72.05 | 0.21201 | 0.21201 | 0.20834 | 0.28541 | RANDOM | 21.359 |
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] | |
-0.35 | 1.4 | -1.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.645 |
r_dihedral_angle_3_deg | 14.068 |
r_dihedral_angle_4_deg | 12.691 |
r_scangle_it | 4.957 |
r_dihedral_angle_1_deg | 4.668 |
r_scbond_it | 3.546 |
r_mcangle_it | 2.2 |
r_mcbond_it | 1.327 |
r_angle_refined_deg | 1.13 |
r_nbtor_refined | 0.293 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1900 |
Nucleic Acid Atoms | |
Solvent Atoms | 49 |
Heterogen Atoms | 91 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
MOLREP | phasing |
REFMAC | refinement |