5J8G
Structure of nitroreductase from E. cloacae complexed with para-nitrobenzoic acid
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.8 | 278 | 100 mM homopipes (pH 4.8), 20 mM para-nitrobenzoic acid, and 13% w/v polyethylene glycol 4000. Protein at 4.75 mg/ml initial concentration in 10 mM HEPES (pH 7.0) and 50 mM KCl |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.51 | 51.04 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 52.41 | α = 90 |
b = 113.44 | β = 101.55 |
c = 82.29 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 115 | CCD | ADSC QUANTUM 4 | Mirrors | 2002-10-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-ID-B | 0.9 | APS | 14-ID-B |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.9 | 19.923 | 20.01 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.9 | 1.97 | 97.6 | 0.27 | 0.323 | 0.176 | 0.885 | 3.2 | 7234 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.9 | 19.923 | 1.34 | 72794 | 7369 | 98.29 | 0.1696 | 0.1664 | 0.1972 | 28.6758 |
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 | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 10.036 |
f_angle_d | 0.538 |
f_chiral_restr | 0.039 |
f_plane_restr | 0.004 |
f_bond_d | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6708 |
Nucleic Acid Atoms | |
Solvent Atoms | 790 |
Heterogen Atoms | 172 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
CNS | phasing |