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An epidemiologically significant epitope of a 1998 influenza virus neuraminidase forms a highly hydrated interface in the NA-antibody complex.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1NN2 1NN2, 1NCA experimental model PDB 1NCA 1NN2, 1NCA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 pH 7.5
Crystal Properties Matthews coefficient Solvent content 3.5 64.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 159.753 α = 90 b = 159.753 β = 90 c = 104.113 γ = 90
Symmetry Space Group P 4 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 295 IMAGE PLATE RIGAKU RAXIS IV OSMIC 2003-10-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 3 20 93.7 0.114 10.04 2.96 23223
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.5 3.62 93.7 0.339 3.28 2.73
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 MOLECULAR REPLACEMENT THROUGHOUT 1NN2, 1NCA 3 19.82 48044 23223 2313 84.6 0.267 0.267 0.2845 0.312 0.2934 RANDOM 32.6
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] -2.71 -2.71 5.43
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.9 c_angle_deg 1.6 c_improper_angle_d 0.94 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
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.9 c_angle_deg 1.6 c_improper_angle_d 0.94 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 c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4758 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 142
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing