5IFP
STRUCTURE OF BETA-GALACTOSIDASE FROM ASPERGILLUS NIGER
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5.5 | 291 | 21% (W/V) PEG 3350, 0.1M BIS-TRIS BUFFER PH 5.5 , 0.2M LITHIUM SULPHATE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.86 | 57.06 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85.57 | α = 90 |
b = 111.421 | β = 90 |
c = 126.73 | 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 | PIXEL | DECTRIS PILATUS3 6M | KB mirrors | 2013-09-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.97948 | ALBA | XALOC |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | 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 | 1.71 | 83.68 | 99.9 | 0.115 | 0.997 | 11.5 | 6.8 | 131079 |
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) | |||||||||||
1 | 1.71 | 1.74 | 99.9 | 0.599 | 3.7 | 6.2 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | 4IUG | 1.71 | 83.68 | 124388 | 6555 | 99.88 | 0.15127 | 0.15022 | 0.17136 | RANDOM | 12.623 |
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] | |
0.47 | -0.22 | -0.26 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.002 |
r_dihedral_angle_4_deg | 14.155 |
r_dihedral_angle_3_deg | 10.89 |
r_dihedral_angle_1_deg | 6.534 |
r_long_range_B_refined | 3.961 |
r_long_range_B_other | 3.477 |
r_scangle_other | 1.276 |
r_angle_refined_deg | 1.272 |
r_mcangle_it | 0.904 |
r_mcangle_other | 0.904 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7483 |
Nucleic Acid Atoms | |
Solvent Atoms | 1011 |
Heterogen Atoms | 427 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
Aimless | data scaling |
MOLREP | phasing |