7PLI
DEAD-box helicase DbpA bound to single stranded RNA and ADP/BeF3
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | 20 % (v/v) PEG 3350, 400 mM KSCN, 100 mM Tris, pH 8.0 |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.46 | 50.07 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 58.643 | α = 97.157 |
b = 121.599 | β = 92.426 |
c = 122.417 | γ = 103.438 |
Symmetry | |
---|---|
Space Group | P 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2021-08-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X13 | 0.9766 | EMBL/DESY, HAMBURG | X13 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.5 | 56.88 | 96.62 | 0.99 | 7.25 | 3.6 | 108844 | 51.89 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.5 | 2.589 | 96.52 | 0.75 | 1.75 | 3.6 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 2db3, 3moj | 2.5 | 56.88 | 1.98 | 108814 | 5440 | 96.62 | 0.2149 | 0.2133 | 0.21 | 0.2469 | 0.25 | 69.07 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 18.88 |
f_angle_d | 0.834 |
f_chiral_restr | 0.0483 |
f_plane_restr | 0.0045 |
f_bond_d | 0.0035 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 20580 |
Nucleic Acid Atoms | 2753 |
Solvent Atoms | 24 |
Heterogen Atoms | 192 |
Software
Software | |
---|---|
Software Name | Purpose |
PHENIX | refinement |
PHENIX | phasing |
XDS | data reduction |
XDS | data scaling |
Coot | model building |