2Z8G
Aspergillus niger ATCC9642 isopullulanase complexed with isopanose
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | 8.75% PEG 8000, 100mM sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.34 | 47.37 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 83.672 | α = 90 |
b = 99.387 | β = 90 |
c = 134.987 | 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 4 | 2005-10-24 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-5A | 1.0 | Photon Factory | BL-5A |
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 | 1.7 | 50 | 99.3 | 0.056 | 33.9 | 10.4 | 123214 | 123214 | 18.5 |
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 | 1.7 | 1.76 | 95.1 | 0.375 | 3 | 11669 |
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 | a predicted model generated using the Swiss-model server, Akeboshi et al., Eur. J. Biochem., 271, 4420-4427, 2004 | 1.7 | 49.69 | 123129 | 12328 | 99.1 | 0.187 | 0.187 | 0.211 | RANDOM | 21.1 |
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] | |
-0.31 | -0.98 | 1.29 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 26.4 |
c_scangle_it | 2.45 |
c_scbond_it | 1.72 |
c_mcangle_it | 1.66 |
c_angle_deg | 1.4 |
c_mcbond_it | 1.1 |
c_improper_angle_d | 0.75 |
c_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8484 |
Nucleic Acid Atoms | |
Solvent Atoms | 1163 |
Heterogen Atoms | 390 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
ADSC | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
CNS | phasing |