2FWM
Crystal Structure of E. coli EntA, a 2,3-dihydrodihydroxy benzoate dehydrogenase
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 5 | 277 | 2% PEG4000, 2% ethylene glycol, 300 mM AmSO4, 50 mM NaSuccinate, VAPOR DIFFUSION, HANGING DROP, temperature 277K, pH 5.00 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.02 | 39.2 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 58.585 | ¦Á = 90 |
b = 66.643 | ¦Â = 90 |
c = 109.732 | ¦Ã = 90 |
Symmetry | |
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Space Group | I 2 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 | 113 | CCD | ADSC QUANTUM 4 | 2005-08-02 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE F2 | CHESS | F2 |
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 | 50 | 95.4 | 0.059 | 4.3 | 14485 |
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 | 2 | 2.07 | 70 | 0.298 | 3 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MAD | THROUGHOUT | 2 | 40 | 14902 | 14333 | 706 | 96.2 | 0.186 | 0.214 | RANDOM | 21.48 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.9 | -0.1 | -0.81 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_angle_refined_deg | 2129 |
r_mcangle_it | 1648 |
r_bond_refined_d | 1569 |
r_gen_planes_refined | 1191 |
r_nbtor_refined | 1087 |
r_mcbond_it | 1072 |
r_nbd_refined | 709 |
r_scbond_it | 560 |
r_scangle_it | 481 |
r_chiral_restr | 251 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1542 |
Nucleic Acid Atoms | |
Solvent Atoms | 109 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
SnB | phasing |
RESOLVE | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
HKL-2000 | data scaling |