2AOF
Crystal structure analysis of HIV-1 Protease mutant V82A with a substrate analog P1-P6
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2AOH | PDB ENTRY 2AOH |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | SODIUM CHLORIDE 0.8M, DMSO 5%,SODIUM ACETATE BUFFER, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.58 | 52.28 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 58.457 | α = 90 |
b = 85.851 | β = 90 |
c = 46.394 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 90 | CCD | ADSC QUANTUM 315 | 2002-06-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X26C | NSLS | X26C |
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 | 1.32 | 50 | 99.9 | 0.084 | 7.1 | 55552 | 55317 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.32 | 1.37 | 100 | 0.55 | 3 | 6.8 |
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 (All) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R | PDB ENTRY 2AOH | 1.32 | 10 | 55317 | 45521 | 2777 | 99.9 | 0.1337 | 0.1307 | 0.184 | RANDOM |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
43 | 1650.78 | 1823.94 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_anti_bump_dis_restr | 0.096 |
s_non_zero_chiral_vol | 0.09 |
s_approx_iso_adps | 0.085 |
s_zero_chiral_vol | 0.075 |
s_similar_adp_cmpnt | 0.054 |
s_from_restr_planes | 0.0373 |
s_angle_d | 0.034 |
s_bond_d | 0.012 |
s_rigid_bond_adp_cmpnt | 0.004 |
s_similar_dist |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1590 |
Nucleic Acid Atoms | |
Solvent Atoms | 297 |
Heterogen Atoms | 7 |
Software
Software | |
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Software Name | Purpose |
MAR345 | data collection |
HKL-2000 | data reduction |
SHELX | model building |
SHELXL-97 | refinement |
HKL-2000 | data scaling |
SHELX | phasing |