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Structure of bovine endothelial nitric oxide synthase heme domain in complex with N-(4-(2-(ethyl(3-(thiophene-2-carboximidamido)benzyl)amino)ethyl)phenyl)thiophene-2-carboximidamide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1NSE PDB ENTRY 1NSE
Crystallization Crystalization Experiments 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 Matthews coefficient Solvent content 2.43 49.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.745 α = 90 b = 106.409 β = 90 c = 156.68 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 Rh coated flat mirror 2013-03-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 1.127 SSRL BL7-1
Data Collection Overall 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 2.03 50 98.4 0.064 0.064 26.9 3.9 62254 -3 33
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) 1 2.03 2.07 99.7 0.494 0.494 2.6 3.9
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 FOURIER SYNTHESIS THROUGHOUT PDB ENTRY 1NSE 2.03 48.33 59095 3094 98.22 0.18102 0.1788 0.1782 0.22446 0.2232 RANDOM 43.309
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] 5.03 -2.37 -2.66
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.478 r_dihedral_angle_4_deg 17.55 r_dihedral_angle_3_deg 15.902 r_dihedral_angle_1_deg 6.126 r_angle_refined_deg 1.63 r_chiral_restr 0.113 r_bond_refined_d 0.013 r_gen_planes_refined 0.008 r_bond_other_d r_angle_other_deg
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.478 r_dihedral_angle_4_deg 17.55 r_dihedral_angle_3_deg 15.902 r_dihedral_angle_1_deg 6.126 r_angle_refined_deg 1.63 r_chiral_restr 0.113 r_bond_refined_d 0.013 r_gen_planes_refined 0.008 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it r_scbond_it r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6435 Nucleic Acid Atoms Solvent Atoms 359 Heterogen Atoms 217
Software Software Software Name Purpose Blu-Ice data collection REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling REFMAC phasing