4DVV
Crystal structure of clade A/E 93TH057 HIV-1 gp120 core in complex with AS-I-261
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3TGT | pdb entry 3TGT |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | 10% PEG 8000, 5% iso-propanol, 0.1M HEPES, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 7.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.66 | 53.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 64.779 | α = 90 |
b = 68.079 | β = 91.42 |
c = 94.35 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | IMAGE PLATE | MAR scanner 300 mm plate | 2011-06-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-BM | APS | 22-BM |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.94 | 26.39 | 95.4 | 0.058 | 0.062 | 22 | 4.4 | 61307 | 58230 | 35.88 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.94 | 1.97 | 63.4 | 0.33 | 0.393 | 2.23 | 2.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | pdb entry 3TGT | 1.94 | 26.39 | 1.35 | 61022 | 58216 | 2944 | 95.4 | 0.1829 | 0.1811 | 0.2152 | 54.4834 |
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] | |
3.7219 | -4.7081 | 1.6299 | -5.3518 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 14.703 |
f_angle_d | 0.856 |
f_chiral_restr | 0.052 |
f_bond_d | 0.004 |
f_plane_restr | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5308 |
Nucleic Acid Atoms | |
Solvent Atoms | 378 |
Heterogen Atoms | 386 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASES | phasing |