1VGJ
Crystal structure of 2'-5' RNA ligase from Pyrococcus horikoshii
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1IUH | PDB entry 1iuh |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | Ammonium acetate, Sodium acetate, PEG4000, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 41.5 | α = 90 |
b = 45.7 | β = 90 |
c = 97.6 | 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 | 2004-03-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL44B2 | 0.97950 | SPring-8 | BL44B2 |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.94 | 50 | 99.9 | 0.047 | 0.047 | 16.5 | 7 | 14330 | 14330 | -3 | 50.2 |
Highest Resolution Shell | |||||||||||||||||||
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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) | ||||||||||
1.94 | 2.01 | 99.6 | 0.384 | 0.384 | 6.6 | 1394 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 1iuh | 1.94 | 10 | 14194 | 12780 | 1414 | 100 | 0.21584 | 0.21047 | 0.26487 | RANDOM | 33.802 |
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] | |
1.29 | -0.99 | -0.3 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_scangle_it | 7.231 |
r_dihedral_angle_1_deg | 5.898 |
r_scbond_it | 4.291 |
r_mcangle_it | 2.848 |
r_angle_refined_deg | 1.966 |
r_mcbond_it | 1.602 |
r_symmetry_vdw_refined | 0.245 |
r_nbd_refined | 0.237 |
r_xyhbond_nbd_refined | 0.212 |
r_chiral_restr | 0.156 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1488 |
Nucleic Acid Atoms | |
Solvent Atoms | 41 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |