5BRD
Crystal structure of Trypanosoma cruzi glucokinase in complex with inhibitor BENZ-GlcN
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 295 | A glucose-free TcGlcK crystal was soaked in 1.0 mM BENZ-GlcN, 5.0% (v/v) DMSO, 0.1 M sodium citrate (pH 7.0), 20% (w/v) PEG 3,350 for 28 hours |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.54 | 51.55 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 68.567 | α = 90 |
b = 78.837 | β = 94.5 |
c = 76.605 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | PIXEL | ADSC HF-4M | ADSC HF-4M PIXEL ARRAY DETECTOR | 2015-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.97910 | APS | 24-ID-E |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | 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 | 2.4 | 76.37 | 98.5 | 0.079 | 0.041 | 0.998 | 12.9 | 4.3 | 31494 | 51.07 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.4 | 2.49 | 92 | 0.822 | 0.454 | 0.592 | 1.4 | 3.7 | 3076 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 2Q2R | 2.4 | 49.056 | 1.93 | 28819 | 1526 | 95.57 | 0.1961 | 0.1929 | 0.2564 | 42.51 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.763 |
f_angle_d | 1.172 |
f_chiral_restr | 0.074 |
f_bond_d | 0.008 |
f_plane_restr | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5696 |
Nucleic Acid Atoms | |
Solvent Atoms | 87 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
Aimless | data scaling |
PHASER | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |