2R8S
High resolution structure of a specific synthetic FAB bound to P4-P6 RNA ribozyme domain
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.9 | 277 | 34% MPD, 0.1M sodium citrate, 0.2M ammonium acetate, 25 mM magnesium chloride, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.74 | 55.16 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 133.085 | α = 90 |
b = 53.23 | β = 108.42 |
c = 160.555 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | SBC-2 | mirrors | 2006-05-29 | M | SINGLE WAVELENGTH | |||||
2 | 1 | x-ray | 100 | IMAGE PLATE | MAR scanner 345 mm plate | mirrors | 2006-06-05 | M | SINGLE WAVELENGTH | |||||
3 | 1 | x-ray | 100 | IMAGE PLATE | MAR scanner 345 mm plate | mirrors | 2006-06-15 | M | SINGLE WAVELENGTH | |||||
1,2,3 | 1 |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-BM | APS | 19-BM | |
2 | SYNCHROTRON | APS BEAMLINE 23-ID-D | APS | 23-ID-D | |
3 | SYNCHROTRON | APS BEAMLINE 22-ID | APS | 22-ID |
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 | ||||||||
1,2,3 | 1.95 | 20 | 98.6 | 0.088 | 16.7 | 5.2 | 77127 | 77127 |
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) | |||||||||||
1,2,3 | 1.95 | 2 | 95.5 | 0.48 | 1.6 | 2.7 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1TZI 1HR2 | 1.95 | 20 | 77127 | 77127 | 3875 | 98.6 | 0.19632 | 0.19632 | 0.19476 | 0.22607 | RANDOM | 35.918 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-2.23 | -0.4 | 0.94 | 1.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.954 |
r_dihedral_angle_4_deg | 14.991 |
r_dihedral_angle_3_deg | 14.124 |
r_dihedral_angle_1_deg | 7.445 |
r_scangle_it | 3.183 |
r_scbond_it | 2.349 |
r_mcangle_it | 2.092 |
r_angle_refined_deg | 1.33 |
r_mcbond_it | 1.271 |
r_angle_other_deg | 1.022 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3263 |
Nucleic Acid Atoms | 3404 |
Solvent Atoms | 529 |
Heterogen Atoms | 4 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
MOLREP | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |