3DJ0
Crystallization of the Thermotoga maritima lysine riboswitch bound to L-4-oxalysine
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3DIL | pdb entry 3DIL |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.7 | 293 | 18% PEG 4000, 0.1M Sodium Citrate, 20% isopropanol, pH 5.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.71 | 54.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 54.541 | α = 90 |
b = 79.095 | β = 90 |
c = 142.535 | 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 | 2008-03-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-C | 1.24 | APS | 24-ID-C |
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 | 20 | 97.7 | 0.085 | 27.8 | 6 | 22228 | 21717 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.5 | 2.59 | 95.2 | 0.497 | 4.3 | 5.9 | 2170 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | refmac | THROUGHOUT | pdb entry 3DIL | 2.5 | 20 | 20868 | 20432 | 1095 | 97.91 | 0.21423 | 0.21423 | 0.21151 | 0.26788 | RANDOM | 32.023 |
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] | |
-1.57 | -4.24 | 5.81 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_angle_refined_deg | 1.254 |
r_scangle_it | 0.946 |
r_scbond_it | 0.638 |
r_mcangle_it | 0.276 |
r_nbtor_refined | 0.265 |
r_mcbond_it | 0.262 |
r_nbd_refined | 0.163 |
r_metal_ion_refined | 0.153 |
r_symmetry_vdw_refined | 0.153 |
r_symmetry_hbond_refined | 0.151 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 3752 |
Solvent Atoms | 83 |
Heterogen Atoms | 28 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CBASS | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |