4Q1Y
Mutations Outside the Active Site of HIV-1 Protease Alter Enzyme Structure and Dynamic Ensemble of the Active Site to Confer Drug Resistance
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.2 | 295 | 126mM Phosphate buffer, 63mM Sodium Citrate, 24-29% Ammonium Sulfate, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.1 | 41.56 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 50.813 | ¦Á = 90 |
b = 58.225 | ¦Â = 90 |
c = 61.824 | ¦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 | ADSC QUANTUM 315 | Bent conical Si-mirror (Rh coated) | 2008-11-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-C | 0.9002 | APS | 14-BM-C |
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 | 1.5 | 39.25 | 98.8 | 0.048 | 16.8 | 6.5 | 29633 | 29633 | 3 | 3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.5 | 1.55 | 96.7 | 5 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.5 | 39.25 | 29773 | 28079 | 1497 | 98.72 | 0.1838 | 0.18253 | 0.20737 | RANDOM | 25.341 |
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] | |
-1.22 | 1.26 | -0.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 41.325 |
r_dihedral_angle_3_deg | 11.65 |
r_dihedral_angle_4_deg | 10.289 |
r_dihedral_angle_1_deg | 6.237 |
r_scangle_it | 2.464 |
r_scbond_it | 1.768 |
r_angle_refined_deg | 1.497 |
r_mcangle_it | 1.116 |
r_angle_other_deg | 0.876 |
r_mcbond_it | 0.817 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1506 |
Nucleic Acid Atoms | |
Solvent Atoms | 124 |
Heterogen Atoms | 65 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
ADSC | data collection |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
AMoRE | phasing |