1G31
GP31 CO-CHAPERONIN FROM BACTERIOPHAGE T4
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | PROTEIN WAS CRYSTALLIZED AT 17 MG/ML FROM 0.42 M NAH(2)PO(4), 1.70 M K(2)HPO(4), 10 MM BES, 6 MM DTT, 0.035% NAN(3), 29% ETHYLENE GLYCOL. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.34 | 65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 157.677 | α = 90 |
b = 157.677 | β = 90 |
c = 90.932 | γ = 90 |
Symmetry | |
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Space Group | P 42 21 2 |
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 | PRINCETON 2K | BENT FOCUSING MIRRORS | 1997-01-23 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE F1 | CHESS | F1 |
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 | 2.3 | 20 | 83.5 | 0.108 | 10.6 | 5.95 | 42831 | 1 | 25.2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
2.3 | 2.4 | 65 | 0.39 | 1.9 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | ESCHERICHIA COLI GROES 2.8 ANGSTROM MODEL | 2.3 | 20 | 1 | 42831 | 4277 | 83.5 | 0.225 | 0.225 | 0.254 | SHELLS | 61.6 |
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] | |
-3.22 | -3.22 | 6.44 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 25.8 |
x_scangle_it | 11.74 |
x_scbond_it | 7.92 |
x_mcangle_it | 7.13 |
x_mcbond_it | 4.75 |
x_angle_deg | 1.6 |
x_improper_angle_d | 1.46 |
x_bond_d | 0.012 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5709 |
Nucleic Acid Atoms | |
Solvent Atoms | 469 |
Heterogen Atoms | 89 |
Software
Software | |
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Software Name | Purpose |
X-PLOR | model building |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
X-PLOR | phasing |