3ELK
Crystal structure of putative transcriptional regulator TA0346 from Thermoplasma acidophilum
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | 0.2M AMMONIUM SULFATE, 0.1M NA SULFATE PH4.6, 30% PEG 4K, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.85 | 33.54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.515 | α = 90 |
b = 45.707 | β = 90 |
c = 207.679 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | MIRROR | 2008-07-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.9793 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.7 | 50 | 92.5 | 0.064 | 0.064 | 40.646 | 5.4 | 21233 | 21233 | -3 | 30.2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.7 | 1.73 | 88 | 0.452 | 0.452 | 2.6 | 3.6 | 1004 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.7 | 50 | 21126 | 21126 | 1099 | 92.39 | 0.204 | 0.204 | 0.202 | 0.241 | RANDOM | 27.16 |
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] | |
3.09 | 0.32 | -3.41 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.997 |
r_dihedral_angle_3_deg | 15.495 |
r_dihedral_angle_4_deg | 6.143 |
r_scangle_it | 5.282 |
r_dihedral_angle_1_deg | 4.968 |
r_scbond_it | 3.912 |
r_angle_other_deg | 3.323 |
r_angle_refined_deg | 2.033 |
r_mcangle_it | 1.881 |
r_mcbond_it | 1.104 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1630 |
Nucleic Acid Atoms | |
Solvent Atoms | 129 |
Heterogen Atoms | 2 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
HKL-3000 | phasing |
MLPHARE | phasing |
DM | model building |
SHELXD | phasing |
SHELXE | model building |
RESOLVE | model building |
ARP/wARP | model building |
CCP4 | model building |
REFMAC | refinement |
Coot | model building |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
DM | phasing |
RESOLVE | phasing |
CCP4 | phasing |