3EHV
X-ray structure of human ubiquitin Zn(II) adduct
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1UBQ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 25% (w/v) PEG 1450, 50mM HEPES pH 7.0, 25mM zinc acetate, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.05 | 39.97 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 44.357 | α = 90 |
b = 50.946 | β = 90 |
c = 93.317 | 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 | MAR CCD 165 mm | 2007-05-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 5.2R | 1.00 | ELETTRA | 5.2R |
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 | 1.8 | 32.5 | 94.8 | 0.0101 | 0.114 | 11.7 | 3.7 | 19140 | 19094 | 5 | 17.2 |
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) | ||||||||||
1.8 | 1.84 | 30.9 | 0.081 | 0.513 | 1.3 | 1.4 | 302 |
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 (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 | 1UBQ | 1.81 | 32.15 | 5 | 19094 | 931 | 96.5 | 0.222 | 0.222 | 0.271 | RANDOM | 25.8 |
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] | |
-2.93 | 0.96 | 1.97 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 24.4 |
c_scangle_it | 4.11 |
c_scbond_it | 2.64 |
c_mcangle_it | 2.24 |
c_mcbond_it | 1.46 |
c_angle_deg | 1.2 |
c_improper_angle_d | 0.76 |
c_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1703 |
Nucleic Acid Atoms | |
Solvent Atoms | 127 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
AMoRE | phasing |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |