Crystal structure of a putative D-glucarate dehydratase from Pseudomonas mendocina ymp
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1EC7 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 298 | 0.1M HEPES sodium pH 7.5, 10% v/v Propanol, 20% PEG 4000, Vapor diffusion, Sitting drop, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.21 | 44.23 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 126.355 | α = 90 |
b = 148.835 | β = 90 |
c = 198.464 | 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 315 | 2011-06-16 | SAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | 0.9790 | NSLS | X29A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.2 | 50 | 100 | 0.174 | 0.11 | 4.8 | 10.1 | 189005 | 189005 | 21.5 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.2 | 2.24 | 100 | 0.874 | 0.735 | 2.51 | 9.9 | 9371 |
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 (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 | THROUGHOUT | 1EC7 | 2.2 | 46.18 | 188753 | 188753 | 9478 | 99.73 | 0.1779 | 0.1756 | 0.18 | 0.2221 | 0.23 | RANDOM | 25.905 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.556 |
r_dihedral_angle_4_deg | 17.946 |
r_dihedral_angle_3_deg | 14.874 |
r_dihedral_angle_1_deg | 5.626 |
r_angle_refined_deg | 1.321 |
r_angle_other_deg | 0.646 |
r_chiral_restr | 0.075 |
r_bond_refined_d | 0.011 |
r_gen_planes_refined | 0.006 |
r_bond_other_d |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 26359 |
Nucleic Acid Atoms | |
Solvent Atoms | 542 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
SCALEPACK | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
CBASS | data collection |
HKL-2000 | data reduction |
MOLREP | phasing |