1VLZ
UNCOUPLED PHOSPHORYLATION AND ACTIVATION IN BACTERIAL CHEMOTAXIS: THE 2.1 ANGSTROM STRUCTURE OF A THREONINE TO ISOLEUCINE MUTANT AT POSITION 87 OF CHEY
X-RAY DIFFRACTION
Crystallization
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.39 | 48.54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 54.04 | α = 90 |
b = 72.47 | β = 109.06 |
c = 36.15 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | M |
Data Collection
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | 2.05 | 10 | 2 | 13198 | 0.156 | 16.3 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
p_orthonormal_tor | 27.6 |
p_staggered_tor | 15.8 |
p_planar_tor | 2.1 |
p_scangle_it | 1.8 |
p_mcangle_it | 1.513 |
p_scbond_it | 1.044 |
p_mcbond_it | 0.857 |
p_xhyhbond_nbd | 0.227 |
p_multtor_nbd | 0.194 |
p_singtor_nbd | 0.188 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1898 |
Nucleic Acid Atoms | |
Solvent Atoms | 172 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PROFFT | refinement |
XENGEN | data reduction |