1KNX
HPr kinase/phosphatase from Mycoplasma pneumoniae
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.6 | 293 | PEG 8000, sodium chloride, magnesium chloride, tris, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.9 | 59 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 117.734 | α = 90 |
b = 127.845 | β = 90 |
c = 170.772 | 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 | CCD | ADSC QUANTUM 4 | 2001-02-01 | M | MAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.5 | 30 | 97.1 | 0.068 | 22 | 91137 | 41.3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.49 | 2.59 | 94.8 | 0.418 | 3 |
Refinement
Statistics | |||||||||||||||||||
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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 | MIRAS | THROUGHOUT | 2.5 | 29.22 | 81806 | 4109 | 91.3 | 0.224 | 0.227 | 0.28 | RANDOM | 53.8 |
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] | |
-7.71 | -0.41 | 8.12 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_deg | 23.4 |
c_scangle_it | 6.59 |
c_scbond_it | 4.97 |
c_mcangle_it | 4.74 |
c_mcbond_it | 3.21 |
c_angle_deg | 1.2 |
c_improper_angle_deg | 0.76 |
c_bond_d | 0.007 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 14435 |
Nucleic Acid Atoms | |
Solvent Atoms | 282 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
d*TREK | data scaling |
d*TREK | data reduction |
SOLVE | phasing |
CNS | refinement |