7R23
Crystal structure of human Arc CTD in complex with two anti-Arc nanobodies
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 281 | 20% PEG3350, 0.2 M Na malonate, 0.2 M KBr |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.21 | 44.31 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 40.8 | α = 90 |
b = 61.64 | β = 90 |
c = 171.95 | γ = 90 |
Symmetry | |
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Space Group | P 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 6M | 2020-12-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PETRA III, DESY BEAMLINE P11 | 1.033 | PETRA III, DESY | P11 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim 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 | 2.77 | 50 | 99.6 | 0.251 | 0.995 | 7.5 | 6.6 | 21261 | 66.76 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.77 | 2.84 | 99.9 | 3.407 | 0.324 | 0.6 | 6.1 |
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 | 6TNO,6TN7 | 2.77 | 42.99 | 1.34 | 20998 | 2107 | 98.52 | 0.2565 | 0.2516 | 0.3024 | 83.55 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 17.9266 |
f_angle_d | 0.4325 |
f_chiral_restr | 0.0375 |
f_plane_restr | 0.0025 |
f_bond_d | 0.0019 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3126 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |