3CXX
Crystal structure of cytochrome P450 CYP121 F338H from M. tuberculosis
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1N40 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 278 | 2 M ammonium sulphate, pH 7, VAPOR DIFFUSION, SITTING DROP, temperature 278K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 77.226 | α = 90 |
b = 77.226 | β = 90 |
c = 263.253 | γ = 120 |
Symmetry | |
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Space Group | P 65 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 | 100 | CCD | ADSC QUANTUM 210 | 2007-10-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-1 | 0.96 | ESRF | ID14-1 |
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 | 1.9 | 66 | 99.99 | 0.082 | 35865 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | 1N40 | 1.9 | 66.82 | 35865 | 35865 | 1920 | 99.99 | 0.1758 | 0.1758 | 0.17352 | 0.21746 | RANDOM | 21.174 |
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] | |
0.36 | 0.18 | 0.36 | -0.54 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 30.322 |
r_dihedral_angle_4_deg | 17.826 |
r_dihedral_angle_3_deg | 13.902 |
r_dihedral_angle_1_deg | 5.639 |
r_scangle_it | 3.107 |
r_scbond_it | 2.111 |
r_angle_other_deg | 1.795 |
r_angle_refined_deg | 1.595 |
r_mcangle_it | 1.391 |
r_mcbond_it | 0.953 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3080 |
Nucleic Acid Atoms | |
Solvent Atoms | 442 |
Heterogen Atoms | 101 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DNA | data collection |
MOSFLM | data reduction |
SCALA | data scaling |
REFMAC | phasing |