4UP3
Crystal structure of the mutant C140S,C286Q thioredoxin reductase from Entamoeba histolytica
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.9 | 0.2M LITHIUM ACETATE DIHYDRATE, 20% PEG 3350, PH 7.9 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.31 | 46.83 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 65.775 | α = 90 |
b = 92.048 | β = 90 |
c = 102.945 | 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 | 110 | CCD | MARRESERCH | MIRRORS | 2014-05-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | ALS | 8.3.1 |
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 | 1.44 | 102.94 | 81.2 | 0.04 | 15 | 3.7 | 91837 | 0.5 | 23 |
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 | 1.44 | 1.52 | 36.4 | 0.54 | 1.3 | 2.2 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 4A65 | 1.44 | 68.62 | 87129 | 4584 | 80.81 | 0.12866 | 0.12596 | 0.18073 | RANDOM | 24.825 |
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] | |
-0.11 | -0.02 | 0.13 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.96 |
r_sphericity_free | 22.644 |
r_dihedral_angle_4_deg | 17.152 |
r_dihedral_angle_3_deg | 12.511 |
r_sphericity_bonded | 9.996 |
r_dihedral_angle_1_deg | 6.019 |
r_rigid_bond_restr | 5.978 |
r_scbond_it | 4.155 |
r_mcangle_it | 2.8 |
r_mcbond_it | 2.533 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4702 |
Nucleic Acid Atoms | |
Solvent Atoms | 767 |
Heterogen Atoms | 206 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |