1RL8
Crystal structure of the complex of resistant strain of hiv-1 protease(v82a mutant) with ritonavir
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1NH0 | PDB entry 1NH0 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 300 | 50mM MES pH 6.5, 1.8M Ammonium Sulphate, 30% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 300K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.06 | 40.23 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 61.414 | α = 90 |
b = 61.414 | β = 90 |
c = 80.816 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 | MARRESEARCH | triangular Si (111) monochromator, continuous bent Rh-coated mirror | 2003-02-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X13 | 0.804 | EMBL/DESY, HAMBURG | X13 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 28.71 | 99.5 | 0.053 | 28 | 20.4 | 11802 | 11680 | 22.2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2 | 2.07 | 96.3 | 0.376 | 4.5 | 1123 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | PDB entry 1NH0 | 2 | 28.71 | 11802 | 11680 | 586 | 99.5 | 0.226 | 0.226 | 0.269 | RANDOM | 39.7 |
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] | |
3.52 | 3.53 | 3.52 | -7.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 25.5 |
c_scangle_it | 2.22 |
c_angle_deg | 1.9 |
c_mcangle_it | 1.84 |
c_scbond_it | 1.4 |
c_mcbond_it | 1.09 |
c_improper_angle_d | 1.04 |
c_bond_d | 0.014 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1500 |
Nucleic Acid Atoms | |
Solvent Atoms | 143 |
Heterogen Atoms | 50 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
SHELX | refinement |
CNS | phasing |