3S56
HIV-1 protease triple mutants V32I, I47V, V82I with antiviral drug saquinavir
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 298 | 0.1 M sodium acetate buffer, 0.4 M potassium chloride, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.12 | 42.05 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 29.203 | ¦Á = 90 |
b = 67.416 | ¦Â = 90 |
c = 92.751 | ¦Ã = 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 | MARMOSAIC 300 mm CCD | 2007-11-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-ID | 0.88560 | APS | 22-ID |
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 | 1.88 | 50 | 98.3 | 0.108 | 13.7 | 5.6 | 15191 | 15191 |
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 | 1.88 | 1.95 | 87.5 | 0.408 | 2.2 | 3.9 |
Refinement
Statistics | |||||||||||||||||||
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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 | 1.88 | 10 | 14430 | 14430 | 761 | 98.31 | 0.18783 | 0.18783 | 0.18556 | 0.23412 | RANDOM | 19.812 |
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] | |
0.16 | 0.93 | -1.09 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.033 |
r_dihedral_angle_3_deg | 18.777 |
r_dihedral_angle_4_deg | 11.559 |
r_scangle_it | 6.779 |
r_dihedral_angle_1_deg | 6.574 |
r_scbond_it | 4.323 |
r_mcangle_it | 2.833 |
r_angle_refined_deg | 2.388 |
r_mcbond_it | 1.721 |
r_chiral_restr | 0.192 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1514 |
Nucleic Acid Atoms | |
Solvent Atoms | 96 |
Heterogen Atoms | 102 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
AMoRE | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |