6PAJ
Structure of the SrrAB Histidine Kinase DHp-CA domain
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 294 | 20% PEG4000, 15% MPD, 0.1 M sodium citrate pH 5.6 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.41 | 48.99 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 61.212 | α = 90 |
b = 58.952 | β = 102.86 |
c = 70.86 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | CCD | MAR CCD 165 mm | 2005-10-25 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM16 | 0.979,0.9505 | ESRF | BM16 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rrim I (All) | 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 | 1.99 | 69.082 | 99.5 | 0.052 | 0.052 | 0.061 | 19.9 | 3.9 | 33780 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.99 | 2.1 | 99.9 | 0.346 | 0.346 | 0.4 | 2 | 4 |
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 | MAD | THROUGHOUT | 2 | 29.92 | 31592 | 1671 | 99.4 | 0.1899 | 0.1868 | 0.2461 | RANDOM | 37.407 |
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] | |
2.79 | -3.3 | 0.67 | -1.76 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.083 |
r_dihedral_angle_4_deg | 18.776 |
r_dihedral_angle_3_deg | 17.809 |
r_dihedral_angle_1_deg | 5.969 |
r_angle_refined_deg | 1.455 |
r_angle_other_deg | 0.488 |
r_chiral_restr | 0.071 |
r_bond_refined_d | 0.011 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3158 |
Nucleic Acid Atoms | |
Solvent Atoms | 334 |
Heterogen Atoms | 8 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
PDB_EXTRACT | data extraction |
MOSFLM | data reduction |
SOLVE | phasing |