4J4G
Structure of P51G Cyanovirin-N swapped tetramer in the C2 space group
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3EZM | PDB ENTRY 3EZM |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 295 | 0.8 M potassium phosphate dibasic, 1.2 M sodium phosphate monobasic, 0.1 M CAPS, pH 10.5, 0.2 M lithium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.06 | 59.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 98.754 | α = 90 |
b = 46.232 | β = 90.02 |
c = 117.608 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | 93 | CCD | RIGAKU SATURN 944 | HF VariMax | 2011-11-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E SUPERBRIGHT | 1.5418 |
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 | 1.92 | 29.4 | 97.9 | 0.109 | 8.4 | 5.68 | 40946 | 40086 | 3 |
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 | 1.92 | 1.99 | 89.9 | 0.392 | 1.9 | 3.07 | 2643 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation 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 | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3EZM | 1.92 | 29.4 | 3 | 40073 | 36065 | 4008 | 97.79 | 0.20763 | 0.20395 | 0.24111 | RANDOM | 30.363 |
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] | |
0.59 | -0.02 | 0.14 | -0.74 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 28.315 |
r_dihedral_angle_4_deg | 24.819 |
r_dihedral_angle_3_deg | 12.866 |
r_dihedral_angle_1_deg | 6.081 |
r_scangle_it | 2.715 |
r_scbond_it | 1.783 |
r_angle_refined_deg | 1.529 |
r_mcangle_it | 1.179 |
r_mcbond_it | 0.716 |
r_chiral_restr | 0.111 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3072 |
Nucleic Acid Atoms | |
Solvent Atoms | 352 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
StructureStudio | data collection |
PHASER | phasing |
REFMAC | refinement |
d*TREK | data reduction |
d*TREK | data scaling |