8F06
Proteinase K Anomalous Dataset at 310 K and 7.1 keV
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | 2 uL 1 M ammonium sulfate + 2 uL 10 mg/mL proteinase K in 50 mM Tris, pH 7.5 |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.04 | 39.72 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 67.95 | α = 90 |
b = 67.95 | β = 90 |
c = 102.385 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 43 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 310 | PIXEL | DECTRIS EIGER X 16M | 2020-01-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL14-1 | 1.7462 | SSRL | BL14-1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.8 | 35.03 | 98.8 | 0.062 | 0.022 | 0.998 | 25.6 | 14.4 | 22689 | 25.8 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.8 | 1.84 | 87 | 0.359 | 0.221 | 0.886 | 3.7 | 4.9 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | SAD | FREE R-VALUE | 1.8 | 35.03 | 22613 | 1140 | 98.618 | 0.118 | 0.1163 | 0.1472 | 16.151 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
-0.609 | -0.609 | 1.218 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_6_deg | 17.928 |
r_dihedral_angle_2_deg | 15.302 |
r_dihedral_angle_3_deg | 13.272 |
r_lrange_it | 7.698 |
r_lrange_other | 7.545 |
r_dihedral_angle_1_deg | 6.46 |
r_scangle_it | 6.193 |
r_scangle_other | 5.548 |
r_scbond_it | 4.534 |
r_scbond_other | 3.999 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2032 |
Nucleic Acid Atoms | |
Solvent Atoms | 240 |
Heterogen Atoms | 16 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
Aimless | data scaling |
SHELXCD | phasing |