5NG6
Crystal structure of FnCas12a bound to a crRNA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5ID6 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 50 mM HEPES-NaOH, pH 6.5, 20% (w/v) Polyethylene glycol 3,400, 1.5% (w/v) Tryptone |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.08 | 60.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 214.684 | α = 90 |
b = 277.061 | β = 90 |
c = 135.636 | γ = 90 |
Symmetry | |
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Space Group | P 21 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 PILATUS 2M-F | 2016-08-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | 1.00768 | SLS | X06DA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 3.34 | 169.7 | 99.7 | 0.195 | 0.997 | 10.9 | 7 | 225590 | 1.73 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 3.34 | 3.54 | 98.1 | 1.1179 | 0.595 | 1.73 | 7 |
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 | 5ID6 | 3.342 | 49.239 | 1.13 | 225492 | 10907 | 99.64 | 0.2397 | 0.2386 | 0.2584 |
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 | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 18.796 |
f_angle_d | 0.687 |
f_chiral_restr | 0.046 |
f_bond_d | 0.012 |
f_plane_restr | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 41732 |
Nucleic Acid Atoms | 2028 |
Solvent Atoms | 45 |
Heterogen Atoms | 8 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data scaling |
PHASER | phasing |
Coot | model building |