7QDK
A trimeric de novo coiled-coil assembly: CC-TypeN-LaLd
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.4 | 293 | 0.12 M (0.2M 1,6-Hexanediol; 0.2M 1-Butanol; 0.2M 1,2-Propanediol; 0.2M 2-Propanol; 0.2M 1,4-Butanediol; 0.2M 1,3-Propanediol),0.1 M (Imidazole; MES monohydrate (acid)), 37.5 % v/v (25% v/v MPD; 25% PEG 1000; 25% w/v PEG 3350) at pH 6.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.83 | 32.76 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 22.22 | α = 90 |
b = 22.22 | β = 90 |
c = 128.32 | γ = 120 |
Symmetry | |
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Space Group | P 31 |
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 EIGER2 XE 16M | 2020-12-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.919 | Diamond | I04 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.41 | 21.39 | 100 | 0.071 | 1 | 21.5 | 9.9 | 13714 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.41 | 1.43 | 0.566 | 0.9 | 2.9 | 6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | 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 | AB INITIO PHASING | THROUGHOUT | 1.41 | 19.25 | 12996 | 660 | 99.87 | 0.1404 | 0.1388 | 0.1765 | RANDOM | 20.276 |
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] | |
-0.35 | -0.17 | -0.35 | 1.13 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 27.422 |
r_dihedral_angle_3_deg | 13.921 |
r_dihedral_angle_1_deg | 2.796 |
r_angle_other_deg | 1.4 |
r_rigid_bond_restr | 1.379 |
r_angle_refined_deg | 1.297 |
r_chiral_restr | 0.06 |
r_bond_refined_d | 0.007 |
r_gen_planes_refined | 0.005 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 686 |
Nucleic Acid Atoms | |
Solvent Atoms | 91 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
Arcimboldo | phasing |