6XZU
Complex of C-terminal domain of murine complement C3b with the hC3Nb3 nanobody
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2I07 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5 | 292 | 17.5% PEG 4K, 33 mM NaOAc (pH 4.3), 66 mM NaOAc (pH 5.3), 0.2 M AmSO4. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.81 | 56.16 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.43 | α = 90 |
b = 78.25 | β = 90 |
c = 121.64 | γ = 90 |
Symmetry | |
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Space Group | I 21 21 21 |
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 PILATUS 2M | 2018-02-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-2 | 0.873130 | ESRF | ID23-2 |
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 | 1.5 | 40.2 | 98.2 | 0.07987 | 0.08319 | 0.02283 | 0.996 | 14.45 | 13.2 | 55338 | 24.77 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.5 | 1.554 | 97.02 | 0.502 | 13.3 |
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 | FREE R-VALUE | 2I07 | 1.5 | 40.19 | 1.34 | 55338 | 1677 | 98.2 | 0.1666 | 0.1656 | 0.2 | 33.39 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.7634 |
f_angle_d | 2.0924 |
f_chiral_restr | 0.1244 |
f_bond_d | 0.0163 |
f_plane_restr | 0.0144 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2121 |
Nucleic Acid Atoms | |
Solvent Atoms | 311 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
Coot | model building |
PHENIX | refinement |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |