4CTW
Structure of rat neuronal nitric oxide synthase heme domain in complex with (R)-6-(3-amino-2-(5-(2-(6-amino-4-methylpyridin-2-yl) ethyl)pyridin-3-yl)propyl)-4-methylpyridin-2-amine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 5.8 | 20-22% PEG3350, 0.1 M MES, 0.14-0.20 M AMMONIUM ACETATE, 10% ETHYLENE GLYCOL, 35 UM SDS, 5 MM GSH, pH 5.8 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.25 | 44.8 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 52.23 | ¦Á = 90 |
b = 110.78 | ¦Â = 90 |
c = 164.13 | ¦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 | 100 | CCD | ADSC Q316R | MIRRORS | 2013-06-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | SSRL | BL7-1 |
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 | 50 | 99.9 | 0.06 | 10.8 | 3.5 | 74707 | -3 |
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 | 1.9 | 1.96 | 99.6 | 0.31 | 2.3 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
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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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | OTHER | THROUGHOUT | NONE | 1.9 | 49.1 | 70939 | 3711 | 98.76 | 0.19116 | 0.18923 | 0.22809 | RANDOM | 35.565 |
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] | |
1.7 | 1.74 | -3.44 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.337 |
r_dihedral_angle_4_deg | 16.472 |
r_dihedral_angle_3_deg | 15.074 |
r_dihedral_angle_1_deg | 5.841 |
r_angle_refined_deg | 1.373 |
r_chiral_restr | 0.101 |
r_bond_refined_d | 0.01 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6659 |
Nucleic Acid Atoms | |
Solvent Atoms | 441 |
Heterogen Atoms | 185 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
REFMAC | phasing |