1QN2
cytochrome cH from Methylobacterium extorquens
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | HANGING DROP VAPOUR DIFFUSION, 10 MG/ML PROTEIN, 18% PEG 1500, 50 MM TRIS-HCL, PH 7.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.79 | 40 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 33.76 | α = 67.81 |
b = 57.57 | β = 89.33 |
c = 50.95 | γ = 74.4 |
Symmetry | |
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Space Group | P 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 | 293 | IMAGE PLATE | MARRESEARCH | 1997-04-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | ENRAF NONIUS |
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 | 30 | 94.4 | 0.061 | 16.3 | 2.25 | 16999 |
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 | 2.01 | 2.07 | 71.5 | 0.134 | 6.3 | 1.9 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 2C2C | 2.01 | 30 | 16999 | 94.4 | 0.161 | 0.222 | RANDOM | 31.4 |
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 |
p_singtor_nbd | 0.028 |
p_angle_d | 0.018 |
p_chiral_restr | 0.011 |
p_planar_d | 0.009 |
p_bond_d | 0.007 |
p_plane_restr | 0.007 |
p_angle_deg | |
p_hb_or_metal_coord | |
p_mcbond_it | |
p_mcangle_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2148 |
Nucleic Acid Atoms | |
Solvent Atoms | 176 |
Heterogen Atoms | 129 |
Software
Software | |
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Software Name | Purpose |
CCP4 | refinement |
MOSFLM | data reduction |
Agrovata | data scaling |
SCALA | data scaling |
CCP4 | phasing |