3T0D
E.coli (lacZ) beta-galactosidase (S796T) in complex with galactonolactone
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 288 | 8-10% PEG 8000, 100 mM Bis-tris, 200 mM MgCl2, 100 mM NaCl, 10 mM DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.63 | 53.24 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 151.93 | α = 90 |
b = 162.71 | β = 90 |
c = 203.91 | 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 | ADSC QUANTUM 210 | KOHZU: Double Crystal Si(111) | 2006-06-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.11587 | ALS | 8.3.1 |
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 | 1.93 | 162.2 | 99.4 | 0.089 | 10.4 | 4.1 | 362650 | 362650 | 18 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.93 | 1.97 | 100 | 3.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | 1.93 | 75.56 | 356056 | 356056 | 5190 | 100 | 0.17382 | 0.17382 | 0.17332 | 0.20854 | 23.467 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.12 | -0.28 | 0.16 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.646 |
r_dihedral_angle_4_deg | 13.704 |
r_dihedral_angle_3_deg | 12.254 |
r_dihedral_angle_1_deg | 6.006 |
r_scangle_it | 5.53 |
r_scbond_it | 3.86 |
r_mcangle_it | 2.716 |
r_mcbond_it | 1.815 |
r_angle_refined_deg | 1.039 |
r_chiral_restr | 0.07 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 32632 |
Nucleic Acid Atoms | |
Solvent Atoms | 4019 |
Heterogen Atoms | 489 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CNS | refinement |
ADSC | data collection |
MOSFLM | data reduction |
SCALA | data scaling |
CNS | phasing |