4KCP
Structure of bovine endotheial nitric oxide synthase heme domain in complex with N-(4-(2-((3-(thiophene-2-carboximidamido)benzyl)amino)ethyl)phenyl)thiophene-2-carboximidamide
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1NSE | PDB ENTRY 1NSE |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 277 | 18-22% PEG3350, 0.1 M cacodylate, 0.2 M magnesium acetate, 5 mM TCEP, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.42 | 49.23 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 57.69 | ¦Á = 90 |
b = 106.218 | ¦Â = 90 |
c = 156.847 | ¦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 QUANTUM 315 | Rh coated flat mirror | 2013-03-31 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | 1.127 | 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 | 2.07 | 50 | 99.1 | 0.06 | 0.06 | 24.2 | 4 | 59332 | -3 | 34.5 |
Highest Resolution Shell | |||||||||||||||||||
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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) | ||||||||||
1 | 2.07 | 2.11 | 99.9 | 0.712 | 0.712 | 1.9 | 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 | FOURIER SYNTHESIS | THROUGHOUT | PDB ENTRY 1NSE | 2.07 | 46.95 | 56198 | 2955 | 99.16 | 0.16829 | 0.16596 | 0.21346 | RANDOM | 47.21 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
5.08 | -2.8 | -2.29 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.752 |
r_dihedral_angle_4_deg | 17.689 |
r_dihedral_angle_3_deg | 16.497 |
r_dihedral_angle_1_deg | 6.788 |
r_angle_refined_deg | 2.02 |
r_angle_other_deg | 0.976 |
r_chiral_restr | 0.129 |
r_bond_refined_d | 0.02 |
r_gen_planes_refined | 0.012 |
r_gen_planes_other | 0.01 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6452 |
Nucleic Acid Atoms | |
Solvent Atoms | 302 |
Heterogen Atoms | 213 |
Software
Software | |
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Software Name | Purpose |
Blu-Ice | data collection |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
REFMAC | phasing |