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Structure of rat nNOS (L337N) heme domain (4-aminobiopterin bound) complexed with NO
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1OM4 PDB ENTRY 1OM4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6 280 PEG3350, MES,
ammonium acetate, GSH, SDS, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 280K
Crystal Properties Matthews coefficient Solvent content 2.41 49.02
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.52 α = 90 b = 110.49 β = 90 c = 164.91 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 315 mirrors 2005-09-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.2 1.00 ALS 5.0.2
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 2.3 50 0.993 0.053 0.053 13.8 3.6 42175 28.4
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) 2.3 2.34 0.998 0.289 0.289 5 3.8
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 1OM4 2.3 49.22 42127 2103 98.7 0.213 0.213 0.2091 0.269 0.2618 RANDOM 47.1
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] 28.35 -6.28 -22.08
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 2.9 c_mcangle_it 2.16 c_scbond_it 2 c_angle_deg 1.5 c_mcbond_it 1.32 c_improper_angle_d 1.16 c_bond_d 0.009 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 2.9 c_mcangle_it 2.16 c_scbond_it 2 c_angle_deg 1.5 c_mcbond_it 1.32 c_improper_angle_d 1.16 c_bond_d 0.009 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6676 Nucleic Acid Atoms Solvent Atoms 342 Heterogen Atoms 157
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing