1G8O
CRYSTALLOGRAPHIC STRUCTURE OF THE NATIVE BOVINE ALPHA-1,3-GALACTOSYLTRANSFERASE CATALYTIC DOMAIN
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 1.3 to 1.6 M Sodium Acetate, 10 mM UMP, 2 mM MnCl2, 500 mM NaCl, 0.1 M cacodylate, pH 6.50, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.53 | 65.19 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 95.558 | α = 90 |
b = 95.558 | β = 90 |
c = 112.711 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 | CUSTOM-MADE | 1999-09-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | 0.9324 | ESRF | ID14-2 |
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 | 2.3 | 29 | 99.9 | 0.058 | 8 | 6.9 | 434477 | 23769 | 1 | 1 | 38.2 |
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) | |||||||||||
2.3 | 2.39 | 100 | 0.075 | 7.8 | 3.7 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | 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 | Model MAD solved at 2.8 Angstroms resolution 1fg5.pdb | 2.3 | 2.44 | 3495 | 3495 | 383 | 99.7 | 0.209 | 0.274 | 0.274 | 0.335 | Random | 51.9 |
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] | |
-8.84 | -8.84 | 17.68 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 24.4 |
c_angle_deg | 1.8 |
c_improper_angle_d | 1.17 |
c_bond_d | 0.016 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2375 |
Nucleic Acid Atoms | |
Solvent Atoms | 130 |
Heterogen Atoms | 22 |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
CNS | refinement |
DENZO | data reduction |
CCP4 | data scaling |