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Structure of human neuronal nitric oxide synthase R354A/G357D mutant heme domain in complex with 6-(2,3-difluoro-5-(3-(methylamino)prop-1-yn-1-yl)phenethyl)-4-methylpyridin-2-amine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5AD7 PDB entry 5AD7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.2 277 8% PEG3350, 35 mM citric acid, 65 mM Bis-Tris propane, 10% glycerol, 5 mM TCEP
Crystal Properties Matthews coefficient Solvent content 2.74 55.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.34 α = 90 b = 121.045 β = 90 c = 164.425 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 2017-11-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 1.000 ALS 8.2.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rpim I (All) CC (Half) 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 2.102 69 99.7 0.254 0.254 0.083 0.991 7.2 10.5 61687 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.1 2.19 96.4 2.639 2.639 1.112 0.449 0.7 6.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 FREE R-VALUE PDB entry 5AD7 2.102 68.009 0.18 61570 5706 99.69 0.1739 0.1716 0.1721 0.2171 0.2178 random
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.176 f_angle_d 0.943 f_chiral_restr 0.05 f_bond_d 0.006 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6714 Nucleic Acid Atoms Solvent Atoms 608 Heterogen Atoms 173
Software Software Software Name Purpose PHENIX refinement MOSFLM data reduction Aimless data scaling REFMAC phasing