7Q3Q
Crystal structure of SARS-CoV-2 RBD in complex with the neutralizing nanobody VHH-12
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6YM0 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 291 | 30% PEG 4000, 0.1 M Tris-HCl (pH 8.5) and 0.2 M Li2SO4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.84 | 56.64 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 62.451 | α = 90 |
b = 62.451 | β = 90 |
c = 218.525 | γ = 90 |
Symmetry | |
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Space Group | P 43 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 | 100 | PIXEL | DECTRIS EIGER X 9M | 2020-10-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 2 | 0.980112 | SOLEIL | PROXIMA 2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 2.3 | 47.41 | 99.4 | 0.115 | 0.116 | 0.016 | 1 | 32.4 | 52.1 | 20030 | 49.8 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.3 | 2.38 | 99 | 1.761 | 1.777 | 0.236 | 0.886 | 55.2 |
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 (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 6YM0 | 2.3 | 47.41 | 1.34 | 20002 | 1018 | 99.1 | 0.1866 | 0.1849 | 0.2202 | 52.8057 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2502 |
Nucleic Acid Atoms | |
Solvent Atoms | 134 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XSCALE | data scaling |
PDB_EXTRACT | data extraction |
XDS | data reduction |
PHENIX | phasing |