2CNB
Trypanosoma brucei UDP-galactose-4-epimerase in ternary complex with NAD and the substrate analogue UDP-4-deoxy-4-fluoro-alpha-D-galactose
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8 | 8% PEG 8000, 200MM KCL, 50MM NA2B4O7, 5% GLYCEROL, PH 8.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3 | 58.7 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 101.724 | α = 90 |
b = 111.694 | β = 90 |
c = 160.873 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | IMAGE PLATE | RIGAKU IMAGE PLATE | MIRRORS | 2005-11-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF |
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 | 2.7 | 92 | 96.8 | 0.09 | 15.2 | 4.5 | 49501 | 2 | 64.7 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.7 | 2.77 | 78.9 | 0.47 | 2.4 | 3.3 |
Refinement
Statistics | |||||||||||||||||||
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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 | OTHER | THROUGHOUT | 2.7 | 91.67 | 48640 | 2454 | 95.3 | 0.203 | 0.199 | 0.281 | RANDOM | 48.29 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
3.481 | 0.428 | -3.909 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.012 |
r_dihedral_angle_3_deg | 17.99 |
r_dihedral_angle_4_deg | 17.617 |
r_dihedral_angle_1_deg | 6.206 |
r_scangle_it | 2.266 |
r_angle_refined_deg | 1.464 |
r_scbond_it | 1.439 |
r_mcangle_it | 1.135 |
r_mcbond_it | 0.624 |
r_nbtor_refined | 0.314 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 11348 |
Nucleic Acid Atoms | |
Solvent Atoms | 416 |
Heterogen Atoms | 320 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |