3JWW
Structure of endothelial nitric oxide synthase heme domain complexed with N1-[(3'S,4'S)-4'-((6"-amino-4"-methylpyridin-2"-yl)methyl)pyrrolidin-3'-yl]-N2- (3'-fluorophenethyl)ethane-1,2-diamine tetrahydrochloride
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 278 | PEG 3350, magnesium acetate, sodium cacodylate, TCEP-HCl, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 278K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.49 | 50.61 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 58.612 | α = 90 |
b = 107.134 | β = 90 |
c = 157.714 | 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 | 100 | CCD | ADSC QUANTUM 315r | mirrors | 2008-05-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | 1.00 | SSRL | BL7-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 2.2 | 39.43 | 96.8 | 0.073 | 0.073 | 18.6 | 4.4 | 49423 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
2.2 | 2.24 | 87.3 | 0.518 | 0.518 | 1.6 | 3.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | 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 | FOURIER SYNTHESIS | THROUGHOUT | 2.2 | 39.43 | 46873 | 2450 | 96.56 | 0.21414 | 0.21048 | 0.28416 | RANDOM | 54.808 |
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] | |
0.23 | -0.17 | -0.06 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.039 |
r_dihedral_angle_4_deg | 19.889 |
r_dihedral_angle_3_deg | 18.742 |
r_dihedral_angle_1_deg | 7.585 |
r_scangle_it | 3.81 |
r_scbond_it | 2.554 |
r_angle_refined_deg | 2.026 |
r_mcangle_it | 1.499 |
r_mcbond_it | 0.855 |
r_chiral_restr | 0.126 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6424 |
Nucleic Acid Atoms | |
Solvent Atoms | 211 |
Heterogen Atoms | 197 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CNS | refinement |
Blu-Ice | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
CNS | phasing |