4KP4
Deciphering cis-trans directionality and visualizing autophosphorylation in histidine kinases.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 7.5 | 294 | 2% PEG 1000, 2% PEG 4000, 0.03M sodium acetate, Hepes pH 7.5, ammonium sulfate 1.5M, VAPOR DIFFUSION, SITTING DROP, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.87 | 74.72 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 163.686 | α = 90 |
b = 163.686 | β = 90 |
c = 130.093 | γ = 120 |
Symmetry | |
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Space Group | P 65 2 2 |
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 | PSI PILATUS 6M | 2013-02-27 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2012-07-12 | M | SAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I24 | Diamond | I24 | |
2 | SYNCHROTRON | ESRF BEAMLINE ID29 | ESRF | ID29 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 29.58 | 0.074 | 10.6 | 20516 | 2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 3 | 3.16 | 98.5 | 0.939 | 2.3 | 10.7 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 3 | 29.58 | 19482 | 1034 | 97.1 | 0.196 | 0.194 | 0.234 | RANDOM | 106.19 |
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] | |
-1.38 | -1.38 | -1.38 | 4.49 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.672 |
r_dihedral_angle_4_deg | 19.001 |
r_dihedral_angle_3_deg | 18.834 |
r_mcangle_it | 7.668 |
r_scbond_it | 6.031 |
r_dihedral_angle_1_deg | 5.619 |
r_mcbond_it | 4.98 |
r_mcbond_other | 4.979 |
r_angle_refined_deg | 1.286 |
r_angle_other_deg | 0.752 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3366 |
Nucleic Acid Atoms | |
Solvent Atoms | 19 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
XDS | data reduction |
SCALA | data scaling |