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High-Resolution Crystal Structure of RNA polymerase PB1-PB2 subunits from Influenza A Virus
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ZTT PDB ENTRY 2ZTT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 298 80mM Sodium Citrate, 20% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.24 45.08
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.701 α = 90 b = 69.987 β = 97.94 c = 61.348 γ = 90
Symmetry Space Group C 1 2 1
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 270 2009-02-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-17A 1.0 Photon Factory BL-17A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 1.7 50 92.2 0.044 5.1 25865 25865
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.7 1.76 73 0.124 25
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 (All) 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 PDB ENTRY 2ZTT 1.7 20 25865 24512 1315 100 0.24039 0.24039 0.2377 0.2419 0.28967 0.2932 RANDOM 36.543
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] 4.34 0.7 -2.46 -1.69
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.835 r_dihedral_angle_4_deg 18.653 r_dihedral_angle_3_deg 18.17 r_dihedral_angle_1_deg 6.734 r_scangle_it 4.906 r_scbond_it 3.729 r_mcangle_it 2.164 r_angle_refined_deg 1.845 r_mcbond_it 1.503 r_nbtor_refined 0.308
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.835 r_dihedral_angle_4_deg 18.653 r_dihedral_angle_3_deg 18.17 r_dihedral_angle_1_deg 6.734 r_scangle_it 4.906 r_scbond_it 3.729 r_mcangle_it 2.164 r_angle_refined_deg 1.845 r_mcbond_it 1.503 r_nbtor_refined 0.308 r_symmetry_hbond_refined 0.264 r_nbd_refined 0.247 r_symmetry_vdw_refined 0.226 r_xyhbond_nbd_refined 0.158 r_chiral_restr 0.146 r_bond_refined_d 0.023 r_gen_planes_refined 0.006 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1826 Nucleic Acid Atoms Solvent Atoms 63 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement ADSC data collection HKL-2000 data reduction HKL-2000 data scaling PHASER phasing