3L4T
Crystal complex of N-terminal Human Maltase-Glucoamylase with BJ2661
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 20% PEG 3350, 0.2M sodium sulfate, pH 6.5, vapor diffusion, hanging drop, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.81 | 56.17 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 92.785 | ¦Á = 90 |
b = 108.444 | ¦Â = 90 |
c = 110.763 | ¦Ã = 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 | 2007-04-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE F1 | 0.9175 | CHESS | F1 |
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 | 1.9 | 30 | 95.8 | 0.085 | 17 | 6.4 | 85496 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
1.9 | 1.97 | 84.8 | 0.538 | 5.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 1.9 | 19.99 | 80056 | 4206 | 95.26 | 0.25402 | 0.25206 | 0.29075 | RANDOM | 28.916 |
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] | |
0.01 | -0.02 | 0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.79 |
r_dihedral_angle_4_deg | 17.829 |
r_dihedral_angle_3_deg | 14.888 |
r_dihedral_angle_1_deg | 6.749 |
r_scangle_it | 3.263 |
r_scbond_it | 2.261 |
r_angle_refined_deg | 1.571 |
r_mcangle_it | 1.39 |
r_mcbond_it | 0.914 |
r_symmetry_hbond_refined | 0.478 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6964 |
Nucleic Acid Atoms | |
Solvent Atoms | 438 |
Heterogen Atoms | 50 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |