7QAZ
Prim-Pol Domain of CRISPR-associated Prim-Pol (CAPP) from Marinitoga sp. 1137 - Primer Initiation Complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 287.15 | 0.1M Sodium HEPES; MOPS (acid) 20% v/v Ethylene glycol; 10% w/v PEG 8000 0.03M Diethylene glycol; 0.03M Triethylene glycol; 0.03M Tetraethylene glycol; 0.03M Pentaethylene glycol 400uM DNA; 500uM AMPNPP; 4mM GTP; 2mM CoCl2; 130mM Monopotassium Glutamate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.24 | 45.21 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 227.91 | α = 90 |
b = 39.62 | β = 90 |
c = 79.77 | 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 EIGER2 XE 16M | 2021-08-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.9795 | Diamond | I04 |
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 | 2.11 | 56.98 | 94.4 | 0.151 | 0.174 | 0.085 | 0.992 | 6.5 | 3.8 | 40376 | 31.36 |
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 | 2.11 | 2.15 | 69.6 | 1.042 | 1.382 | 0.896 | 0.298 | 0.6 | 1.9 |
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 | 7NQE | 2.11 | 56.98 | 1.34 | 40271 | 1983 | 94.17 | 0.2123 | 0.2097 | 0.2608 | 36.56 |
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 | 20.5351 |
f_angle_d | 0.9787 |
f_chiral_restr | 0.0565 |
f_plane_restr | 0.0075 |
f_bond_d | 0.0073 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5438 |
Nucleic Acid Atoms | 187 |
Solvent Atoms | 395 |
Heterogen Atoms | 159 |
Software
Software | |
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Software Name | Purpose |
xia2 | data reduction |
PHENIX | refinement |
XSCALE | data scaling |
PHASER | phasing |
Coot | model building |