1DFG
X-RAY STRUCTURE OF ESCHERICHIA COLI ENOYL REDUCTASE WITH BOUND NAD AND BENZO-DIAZABORINE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 5 | 15% PEG 400, PH5.0 100MM ACETATE, 5MM NAD, 5MM 1,2-DIHYDRO-1-HYDROXY-2- (4-METHYLSULPHONYL)BENZO[E][1,2,3]DIAZABORINE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.72 | 54.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 80.6 | α = 90 |
b = 80.6 | β = 90 |
c = 325.3 | γ = 120 |
Symmetry | |
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Space Group | P 61 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 298 | IMAGE PLATE | MARRESEARCH | 1995-12-21 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SRS BEAMLINE PX9.6 | SRS | PX9.6 |
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 | 2.54 | 23.7 | 95.2 | 0.057 | 9.7 | 2.2 | 20393 | 25.5 |
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 | 2.54 | 2.61 | 63.6 | 0.097 | 7.2 | 1.7 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | E. COLI ENR | 2.5 | 10 | 20204 | 20204 | 90 | 0.173 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
t_dihedral_angle_d | 16.463 |
t_incorr_chiral_ct | 2 |
t_angle_deg | 1.448 |
t_nbd | 0.368 |
t_gen_planes | 0.015 |
t_bond_d | 0.014 |
t_trig_c_planes | 0.01 |
t_pseud_angle | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3800 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 130 |
Software
Software | |
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Software Name | Purpose |
CCP4 | model building |
TNT | refinement |
MOSFLM | data reduction |
Agrovata | data scaling |
CCP4 | phasing |