3L0W
Structure of split monoubiquitinated PCNA with ubiquitin in position two
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1PLQ | pdb entry 1PLQ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.2 | 291 | 2.04 M ammonium sulfate, 0.1 M sodium citrate, 3% ethanol, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.04 | 69.54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 122.516 | α = 90 |
b = 122.516 | β = 90 |
c = 122.516 | γ = 90 |
Symmetry | |
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Space Group | P 21 3 |
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 | NOIR-1 | saggitally focused mirrors | 2009-03-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 4.2.2 | 0.97 | ALS | 4.2.2 |
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 | 2.8 | 86.63 | 100 | 0.109 | 10.5 | 8.74 | 15333 | 2 | 88.237 |
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) | |||||||||||
2.8 | 2.9 | 100 | 0.604 | 2.4 | 5.38 | 1471 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | 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 1PLQ | 2.8 | 86 | 2 | 15333 | 14567 | 766 | 100 | 0.279 | 0.279 | 0.277 | 0.314 | RANDOM | 84.621 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.385 |
r_dihedral_angle_3_deg | 21.312 |
r_dihedral_angle_4_deg | 20.377 |
r_dihedral_angle_1_deg | 7.03 |
r_scangle_it | 3.183 |
r_scbond_it | 1.769 |
r_angle_refined_deg | 1.587 |
r_mcangle_it | 1.525 |
r_mcbond_it | 0.81 |
r_chiral_restr | 0.104 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2590 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
StructureStudio | data collection |
d*TREK | data reduction |
d*TREK | data scaling |