2JJB
Family 37 trehalase from Escherichia coli in complex with casuarine-6- O-alpha-glucopyranose
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2JF4 | PDB ENTRY 2JF4 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 3.5 | 10-12 MG/ML PROTEIN. CRYSTALLISED FROM 1.7M AMMONIUM SULPHATE, 0.1M CITRIC ACID BUFFER, PH 3.5. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 47 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 92.481 | ¦Á = 90 |
b = 117.863 | ¦Â = 90 |
c = 203.451 | ¦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 CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID29 | ESRF | ID29 |
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 | 20 | 99.6 | 0.1 | 18.9 | 7.1 | 174266 |
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 | 1.9 | 1.97 | 96.2 | 0.52 | 2.8 | 5.9 |
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 | PDB ENTRY 2JF4 | 1.9 | 19.92 | 165333 | 8658 | 99.5 | 0.179 | 0.177 | 0.224 | RANDOM | 28.14 |
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] | |
1.74 | 0.06 | -1.8 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.523 |
r_dihedral_angle_3_deg | 14.94 |
r_dihedral_angle_4_deg | 11.579 |
r_dihedral_angle_1_deg | 5.29 |
r_scangle_it | 2.823 |
r_scbond_it | 1.852 |
r_angle_refined_deg | 1.383 |
r_mcangle_it | 1.197 |
r_mcbond_it | 0.679 |
r_chiral_restr | 0.095 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 15895 |
Nucleic Acid Atoms | |
Solvent Atoms | 1770 |
Heterogen Atoms | 302 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
PHASER | phasing |