3DYV
Snapshots of esterase D from lactobacillus rhamnosus: Insights into a rotation driven catalytic mechanism
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3DKR |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | hanging drop | 6 | 298 | PEG 8000, Na acetate, pH 6.0, hanging drop, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.05 | 39.88 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 47.154 | α = 90 |
b = 47.154 | β = 90 |
c = 174.226 | γ = 120 |
Symmetry | |
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Space Group | P 32 2 1 |
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 | 120 | IMAGE PLATE | RIGAKU RAXIS IV | Osmic Blue | 2006-12-18 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 | 1.54 |
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 | 1.81 | 33.4 | 88.1 | 0.054 | 12 | 5.24 | 41855 | 36866 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3DKR | 1.81 | 33.4 | 21248 | 20296 | 1078 | 99.87 | 0.197 | 0.197 | 0.195 | 0.227 | RANDOM | 29.854 |
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] | |
1.05 | 0.52 | 1.05 | -1.57 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.83 |
r_dihedral_angle_4_deg | 17.217 |
r_dihedral_angle_3_deg | 10.671 |
r_dihedral_angle_1_deg | 5.248 |
r_scangle_it | 1.311 |
r_angle_refined_deg | 0.996 |
r_scbond_it | 0.934 |
r_angle_other_deg | 0.861 |
r_mcangle_it | 0.632 |
r_mcbond_it | 0.395 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1823 |
Nucleic Acid Atoms | |
Solvent Atoms | 171 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
CrystalClear | data collection |
Crystal | data reduction |