4YMK
Crystal Structure of Stearoyl-Coenzyme A Desaturase 1
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | LIPIDIC CUBIC PHASE | 6.9 | 298 | 35% PEG400, 200 mM sodium chloride, 4% ethylene glycol, 100 mM MES, pH 6.9 |
2 | LIPIDIC CUBIC PHASE | 6.9 | 298 | 35% PEG400, 200 mM sodium chloride, 4% ethylene glycol, 100 mM MES, pH 6.9 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.13 | 70.2 |
4.13 | 70.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 77.061 | α = 90 |
b = 113.766 | β = 90 |
c = 141.698 | γ = 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 | PIXEL | DECTRIS PILATUS 6M-F | 2013-11-18 | M | SINGLE WAVELENGTH | ||||||
2 | 2 | x-ray | 93 | PIXEL | DECTRIS PILATUS 6M-F | 2014-03-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-C | 0.9795 | APS | 24-ID-C |
2 | SYNCHROTRON | APS BEAMLINE 24-ID-C | 1.2541 | APS | 24-ID-C |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 2.6 | 50 | 98 | 0.111 | 0.121 | 0.047 | 0.992 | 6.9 | 6.2 | 38065 | 43.5 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.6 | 2.64 | 94 | 0.53 | 0.588 | 0.248 | 0.827 | 5 | 1813 |
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 | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | FREE R-VALUE | 2.605 | 47.411 | 1.36 | 38016 | 1999 | 97.94 | 0.2044 | 0.2027 | 0.2353 | Random selection | 46.8574 |
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 | 14.087 |
f_angle_d | 0.633 |
f_chiral_restr | 0.03 |
f_bond_d | 0.002 |
f_plane_restr | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5231 |
Nucleic Acid Atoms | |
Solvent Atoms | 86 |
Heterogen Atoms | 188 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data scaling |
Aimless | data scaling |
SHELXDE | phasing |
PHASER | phasing |
HKL-2000 | data scaling |
Coot | model building |
PDB_EXTRACT | data extraction |