2PO2
Crystal structure of the P. abyssi exosome RNase PH ring complexed with CDP
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PNZ | PDB ENTRY 2PNZ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 291 | 0.1 M Bis-Tris, 45% MPD and 0.1 M LiCl, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.75 | 55.23 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 93.498 | α = 90 |
b = 93.498 | β = 90 |
c = 125.714 | γ = 120 |
Symmetry | |
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Space Group | P 3 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 | MAR CCD 165 mm | mirrors | 2006-05-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | LNLS BEAMLINE D03B-MX1 | 1.427 | LNLS | D03B-MX1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.4 | 43.63 | 99.2 | 0.124 | 11.1 | 5.5 | 25254 | 25053 | 1 | 1 | 40.3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.4 | 2.54 | 96 | 0.607 | 2.8 | 5.2 | 4012 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | 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 2PNZ | 2.41 | 19.8 | 1 | 1 | 23886 | 23727 | 1273 | 99.32 | 0.18603 | 0.18603 | 0.18233 | 0.25852 | RANDOM | 36.625 |
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] | |
0.02 | 0.01 | 0.02 | -0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 40.218 |
r_dihedral_angle_3_deg | 21.308 |
r_dihedral_angle_4_deg | 15.579 |
r_dihedral_angle_1_deg | 7.593 |
r_angle_refined_deg | 2.106 |
r_nbtor_refined | 0.324 |
r_nbd_refined | 0.242 |
r_xyhbond_nbd_refined | 0.192 |
r_chiral_restr | 0.127 |
r_bond_refined_d | 0.021 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3903 |
Nucleic Acid Atoms | |
Solvent Atoms | 216 |
Heterogen Atoms | 25 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MAR345dtb | data collection |
XDS | data reduction |
XDS | data scaling |
MOLREP | phasing |