7L18
Crystal structure of a tandem deletion mutant of rat NADPH-cytochrome P450 reductase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1AMO | PDB entry 1AMO |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 277 | 18% PEG4000, 150 mM HEPES, pH 7.0, 150 mM sodium acetate, protein, two-fold molar excess of NADP+ |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.52 | 51.29 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 103.058 | ¦Á = 90 |
b = 114.821 | ¦Â = 90 |
c = 120.285 | ¦Ã = 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 | 93 | CCD | ADSC QUANTUM 4r | 1999-11-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-C | 1 | APS | 14-BM-C |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.54 | 30 | 91.9 | 0.09 | 16.7 | 3 | 43215 |
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 | 2.59 | 0.263 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | FREE R-VALUE | PDB entry 1AMO | 2.542 | 29.787 | 42800 | 2143 | 89.816 | 0.184 | 0.1807 | 0.2538 | 47.758 |
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] | |
-0.818 | -1.681 | 2.499 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.897 |
r_dihedral_angle_4_deg | 17.22 |
r_dihedral_angle_3_deg | 16.01 |
r_lrange_it | 7.661 |
r_lrange_other | 7.66 |
r_dihedral_angle_1_deg | 6.928 |
r_scangle_it | 4.981 |
r_scangle_other | 4.98 |
r_mcangle_it | 4.749 |
r_mcangle_other | 4.749 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9724 |
Nucleic Acid Atoms | |
Solvent Atoms | 320 |
Heterogen Atoms | 247 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |