5MIF
Crystal structure of carboxyl esterase 2 (TmelEST2) from mycorrhizal fungus Tuber melanosporum
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 293 | 18 mg/ml in 25 mM Tris-HCl pH 8.0, 0.1M NaCl, 2% v/v Triton X-100) and 20% polyethylene glycol 3350 in 0.2 M KNO3 (pH 6.0) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 158.898 | α = 90 |
b = 158.898 | β = 90 |
c = 226.809 | γ = 120 |
Symmetry | |
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Space Group | P 65 2 2 |
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 PILATUS 2M | 2014-07-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | 1.00 | SLS | X06DA |
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 | 2.14 | 47.28 | 99.8 | 0.094 | 71.46 | 11.1 | 93001 |
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 | 2.14 | 2.26 | 98.7 | 0.711 | 3.3 | 10.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | in house | 2.141 | 47.276 | 1.36 | 176177 | 8795 | 99.79 | 0.1819 | 0.1805 | 0.19 | 0.2077 | 0.21 | Random selection |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 13.007 |
f_angle_d | 1.159 |
f_chiral_restr | 0.049 |
f_bond_d | 0.008 |
f_plane_restr | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9227 |
Nucleic Acid Atoms | |
Solvent Atoms | 692 |
Heterogen Atoms | 50 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
SCALA | data scaling |
MOLREP | phasing |