7L7P
Crystal structure of HCV NS3/4A D168A protease in complex with CH-24
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5VOJ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 100 mM MES Buffer pH 6.5, 4% (W/V) Ammonium Sulfate, 20-26% PEG 3350; the crystals were then soaked overnight in cryogenic conditions containing inhibitor (100 mM MES Buffer pH 6.5, 4% (W/V) Ammonium Sulfate, 20-26% PEG 3350, 15% Ethylene glycol, and 10 or 20 mM of inhibitor in DMF) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.29 | 46.31 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 55.062 | α = 90 |
b = 60.042 | β = 90 |
c = 58.808 | 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 | CCD | RIGAKU SATURN 944 | 2020-10-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.54178 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 1.58 | 24.934 | 97.22 | 0.998 | 23.46 | 4.7 | 26628 | 14.92 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.58 | 1.637 | 0.965 |
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 | FREE R-VALUE | 5VOJ | 1.58 | 24.934 | 1.34 | 26613 | 1322 | 97.16 | 0.1638 | 0.1627 | 0.1845 | 18.55 |
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 | 12.4175 |
f_angle_d | 1.4421 |
f_chiral_restr | 0.0824 |
f_bond_d | 0.0128 |
f_plane_restr | 0.0088 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1398 |
Nucleic Acid Atoms | |
Solvent Atoms | 216 |
Heterogen Atoms | 78 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHASER | phasing |
HKL-3000 | data scaling |
Coot | model building |
HKL-3000 | data reduction |