Structure of rat neuronal nitric oxide synthase heme domain in complex with N,N''-{[(2S)-3-aminopropane-1,2-diyl]bis(oxymethanediylbenzene-3,1-diyl)}dithiophene-2-carboximidamide
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.8 | 20-22% PEG3350 0.1M MES, PH5.8 140-200 MM AMMONIUM ACETATE 10% ETHYLENE GLYCOL 5 MM GSH 30UM SDS | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.46 | 50.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 52.072 | α = 90 |
| b = 111.271 | β = 90 |
| c = 165.096 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
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 315r | MIRRORS | 2012-09-15 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | ALS | 8.2.1 | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.09 | 50 | 97.9 | 0.06 | 22.7 | 3.4 | 56296 | -3 | 35.16 | ||||||||||
| 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 | 2.09 | 2.14 | 90.5 | 0.37 | 1.6 | 3.1 | |||||||||||||
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-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | OTHER | THROUGHOUT | NONE | 2.09 | 49.38 | 53478 | 2772 | 97.58 | 0.201 | 0.19868 | 0.2 | 0.24476 | 0.25 | RANDOM | 57.044 | ||||
| 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] | |
| 9.09 | -3.44 | -5.66 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.945 |
| r_dihedral_angle_3_deg | 16.404 |
| r_dihedral_angle_4_deg | 16.143 |
| r_dihedral_angle_1_deg | 6.992 |
| r_angle_refined_deg | 1.966 |
| r_angle_other_deg | 0.969 |
| r_chiral_restr | 0.122 |
| r_bond_refined_d | 0.019 |
| r_gen_planes_refined | 0.013 |
| r_gen_planes_other | 0.011 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6659 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 213 |
| Heterogen Atoms | 201 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| SCALEPACK | data scaling |
| REFMAC | phasing |
